Computer Fundamentals Multiple Choice Questions
1. UNIVAC is
A. universal automatic computer
B. universal array computer
C. unique automatic computer
D. unvalued automatic computer
Answer: A. universal automatic computer
2. The basic operations performed by a computer are
A. arithmetic operation
B. logical operation
C. storage and relative
D. all the above
Answer: D. all the above
3. The two major types of computer chips are
A. external memory chip
B. primary memory chip
C. microprocessor chip
D. both b and c
Answer: D. both b and c
4. Microprocessors as switching devices are for which generation computers
A. first generation
B. second generation
C. third generation
D. fourth generation
Answer: D. fourth generation
5. What is the main difference between a mainframe and a super computer?
A. super computer is much larger than mainframe computers
B. super computers are much smaller than mainframe computers
C. supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
D. supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
Answer: C. supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
6. ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?
A. extended binary coded decimal interchange code
B. extended bit code decimal interchange code
C. extended bit case decimal interchange code
D. extended binary case decimal interchange code
Answer: A. extended binary coded decimal interchange code
7. The brain of any computer system is
A. alu
B. memory
C. cpu
D. control unit
Answer: C. cpu
8. Storage capacity of magnetic disk depends on
A. tracks per inch of surface
B. bits per inch of tracks
C. disk pack in disk surface
D. all of above
Answer: D. all of above
9. The two kinds of main memory are:
A. primary and secondary
B. random and sequential
C. rom and ram
D. all of above
Answer: C. rom and ram
10. A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is
A. memory
B. buffer
C. accumulator
D. address
Answer: B. buffer
11. Computer is free from tiresome and boardoom. We call it
A. accuracy
B. reliability
C. diligence
D. versatility
Answer: C. diligence
12. Integrated Circuits (Ics) are related to which generation of computers?
A. first generation
B. second generation
C. third generation
D. fourth generation
Answer: C. third generation
13. CD-ROM is a
A. semiconductor memory
B. memory register
C. magnetic memory
D. none of above
Answer: D. none of above
14. A hybrid computer
A. resembles digital computer
B. resembles analogue computer
C. resembles both a digital and analogue computer
D. none of the above
Answer: C. resembles both a digital and analogue computer
15. Which type of computers uses the 8-bit code called EBCDIC?
A. minicomputers
B. microcomputers
C. mainframe computers
D. super computer
Answer: C. mainframe computers
16. The ALU of a computer responds to the commands coming from
A. primary memory
B. control section
C. external memory
D. cache memory
Answer: B. control section
17. Chief component of first generation computer was
A. transistors
B. vacuum tubes and valves
C. integrated circuits
D. none of above
Answer: B. vacuum tubes and valves
18. To produce high quality graphics (hardcopy) in color, you would want to use a/n
A. rgb monitor
B. plotter
C. ink-jet printer
D. laser printer
Answer: B. plotter
19. What are the stages in the compilation process?
A. feasibility study, system design and testing
B. implementation and documentation
C. lexical analysis, syntax analysis, and code generation
D. none of the above
Answer: C. lexical analysis, syntax analysis, and code generation
20. Which of the following IC was used in third generation of computers?
A. ssi
B. msi
C. lsi
D. both a and b
Answer: D. both a and b
21. The main electronic component used in first generation computers was
A. transistors
B. vacuum tubes and valves
C. integrated circuits
D. none of above
Answer: B. vacuum tubes and valves
22. A dumb terminal has
A. an embedded microprocessor
B. extensive memory
C. independent processing capability
D. a keyboard and screen
Answer: D. a keyboard and screen
23. One millisecond is
A. 1 second
B. 10th of a seconds
C. 1000th of a seconds
D. 10000th of a seconds
Answer: C. 1000th of a seconds
24. The output quality of a printer is measured by
A. dot per sq. inch
B. dot per inch
C. dots printed per unit time
D. all of the above
Answer: A. dot per sq. inch
25. Which of the following was a special purpose computer?
A. abc
B. eniac
C. edvac
D. all of the above
Answer: A. abc
26. What was the computer invented by Attanasoff and Clifford?
A. mark i
B. abc
C. z3
D. none of above
Answer: B. abc
27. Which of the following storage devices can store maximum amount of data?
A. floppy disk
B. hard disk
C. compact disk
D. magneto optic disk
Answer: B. hard disk
28. Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
A. eniac
B. mark i
C. z3
D. abc
Answer: A. eniac
29. A physical connection between the microprocessor memory and other parts of the microcomputer is known as
A. path
B. address bus
C. route
D. all of the above
Answer: B. address bus
30. High density double sided floppy disks could store _____ of data
A. 1.40 mb
B. 1.44 gb
C. 1.40 gb
D. 1.44 mb
Answer: D. 1.44 mb
31. A high quality CAD system uses the following for printing drawing and graphs
A. dot matrix printer
B. digital plotter
C. line printer
D. all of the above
Answer: B. digital plotter
32. Which of the following is not an input device?
A. ocr
B. optical scanners
C. voice recognition device
D. com (computer output to microfilm)
Answer: D. com (computer output to microfilm)
33. The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
A. 16 digits
B. 6 digits
C. 9 digits
D. all of above
Answer: B. 6 digits
34. In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?
A. motherboard
B. daughterboard
C. bredboard
D. fatherboard
Answer: A. motherboard
35. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?
A. motherboard
B. breadboard
C. daughter board
D. grandmother board
Answer: A. motherboard
36. Magnetic disks are the most popular medium for
A. direct access
B. sequential access
C. both of above
D. none of above
Answer: D. none of above
37. A technique used by codes to convert an analog signal into a digital bit stream is known as
A. pulse code modulation
B. pulse stretcher
C. query processing
D. queue management
Answer: A. pulse code modulation
38. Regarding a VDU, Which statement is more correct?
A. it is an output device
B. it is an input device
C. it is a peripheral device
D. it is hardware item
Answer: C. it is a peripheral device
39. A modern electronic computer is a machine that is meant for
A. doing quick mathematical calculations
B. input, storage, manipulation and outputting of data
C. electronic data processing
D. performing repetitive tasks accurately
Answer: B. input, storage, manipulation and outputting of data
40. When was vacuum tube invented?
A. 1900
B. 1906
C. 1910
D. 1880
Answer: B. 1906
41. Which of the following produces the best quality graphics reproduction?
A. laser printer
B. ink jet printer
C. plotter
D. dot matrix printer
Answer: C. plotter
42. Computers with 80286 microprocessor is
A. xt computer
B. at comptuers
C. ps/2 computer
D. none of above
Answer: B. at comptuers
43. An application suitable for sequential processing is
A. processing of grades
B. payroll processing
C. both a and b
D. all of above
Answer: C. both a and b
44. Which of the following is not processing?
A. arranging
B. manipulating
C. calculating
D. gathering
Answer: D. gathering
45. The digital computer was developed primarily in
A. ussr
B. japan
C. usa
D. uk
Answer: C. usa
46. Software in computer
A. enhances the capabilities of the hardware machine
B. increase the speed of central processing unit
C. both of above
D. none of above
Answer: A. enhances the capabilities of the hardware machine
47. Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
A. tabulator machine co.
B. computing tabulating recording co.
C. the tabulator ltd.
D. international computer ltd.
Answer: B. computing tabulating recording co.
48. Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?
A. track number
B. sector number
C. surface number
D. all of above
Answer: D. all of above
49. The arranging of data in a logical sequence is called
A. sorting
B. classifying
C. reproducing
D. summarizing
Answer: A. sorting
50. What is the responsibility of the logical unit in the CPU of a computer?
A. to produce result
B. to compare numbers
C. to control flow of information
D. to do math??€™s works
Answer: B. to compare numbers
51. Abacus was the first
A. electronic computer
B. mechanical computer
C. electronic calculator
D. mechanical calculator
Answer: D. mechanical calculator
52. If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
A. 216
B. 65,536
C. 64k
D. any of the above
Answer: B. 65,536
53. Instructions and memory address are represented by
A. character code
B. binary codes
C. binary word
D. parity bit
Answer: B. binary codes
54. The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
A. data collection terminal
B. ocr register terminal
C. video display terminal
D. pos terminal
Answer: D. pos terminal
55. A set of flip flops integrated together is called ____
A. counter
B. adder
C. register
D. none of the above
Answer: C. register
56. People often call ______ as the brain of computer system
A. control unit
B. arithmetic logic unit
C. central processing unit
D. storage unit
Answer: C. central processing unit
57. Which is used for manufacturing chips?
A. bus
B. control unit
C. semiconductors
D. a and b only
Answer: C. semiconductors
58. The value of each bead in heaven is
A. 1
B. 3
C. 5
D. 7
Answer: C. 5
59. The first computer introduced in Nepal was
A. ibm 1400
B. ibm 1401
C. ibm 1402
D. ibm1402
Answer: B. ibm 1401
60. Mnemonic a memory trick is used in which of the following language?
A. machine language
B. assembly language
C. high level language
D. none of above
Answer: B. assembly language
61. Instruction in computer languages consists of
A. opcode
B. operand
C. both of above
D. none of above
Answer: C. both of above
62. Which generation of computer is still under development
A. fourth generation
B. fifth generation
C. sixth generation
D. seventh generation
Answer: B. fifth generation
63. A register organized to allow to move left or right operations is called a ____
A. counter
B. loader
C. adder
D. shift register
Answer: D. shift register
64. Which was the most popular first generation computer?
A. ibm 1650
B. ibm 360
C. ibm 1130
D. ibm 2700
Answer: A. ibm 1650
65. Which is considered a direct entry input device?
A. optical scanner
B. mouse and digitizer
C. light pen
D. all of the above
Answer: D. all of the above
66. A set of information that defines the status of resources allocated to a process is
A. process control
B. alu
C. register unit
D. process description
Answer: D. process description
67. Each set of Napier’s bones consisted of ______ rods.
A. 5
B. 9
C. 11
D. 13
Answer: C. 11
68. BCD is
A. binary coded decimal
B. bit coded decimal
C. binary coded digit
D. bit coded digit
Answer: A. binary coded decimal
69. When was the world’s first laptop computer introduced in the market and by whom?
A. hewlett-packard, 1980
B. epson, 1981
C. laplink traveling software inc, 1982
D. tandy model-200, 1985
Answer: B. epson, 1981
70. From which generation operating systems were developed?
A. first
B. second
C. third
D. fourth
Answer: C. third
71. The first firm to mass-market a microcomputer as a personal computer was
A. ibm
B. super univac
C. radio shaks
D. data general corporation
Answer: C. radio shaks
72. How many address lines are needed to address each machine location in a 2048 x 4 memory chip?
A. 10
B. 11
C. 8
D. 12
Answer: B. 11
73. Properly arranged data is called
A. field
B. words
C. information
D. file
Answer: C. information
74. A computer consists of
A. a central processing unit
B. a memory
C. input and output unit
D. all of the above
Answer: D. all of the above
75. Why are vacuum tubes also called valves?
A. because they can amplify the weak signals and make them strong
B. because they can stop or allow the flow of current
C. both of above
D. none of above
Answer: B. because they can stop or allow the flow of current
76. John Napier invented Logarithm in
A. 1614
B. 1617
C. 1620
D. none of above
Answer: A. 1614
77. An integrated circuit is
A. a complicated circuit
B. an integrating device
C. much costlier than a single transistor
D. fabricated on a tiny silicon chip
Answer: D. fabricated on a tiny silicon chip
78. What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?
A. bus control
B. interrupts
C. bus arbitration
D. status
Answer: C. bus arbitration
79. Where as a computer mouse moves over the table surface, the trackball is
A. stationary
B. difficult to move
C. dragged
D. moved in small steps
Answer: A. stationary
80. Which of the following is used as a primary storage device?
A. magnetic drum
B. hard disks
C. floppy
D. all of above
Answer: A. magnetic drum
81. Multi user systems provided cost savings for small business because they use a single processing unit to link several
A. personal computers
B. workstations
C. dumb terminals
D. mainframes
Answer: C. dumb terminals
82. What are the three decisions making operations performed by the ALU of a computer?
A. grater than
B. less than
C. equal to
D. all of the above
Answer: D. all of the above
83. The word processing task associated with changing the appearance of a document is
A. editing
B. writing
C. formatting
D. all of above
Answer: C. formatting
84. Nepal brought a computer for census of 2028 BS. This computer was of
A. first generation
B. second generation
C. third generation
D. fourth generation
Answer: C. third generation
85. Algorithm and Flow chart help us to
A. know the memory capacity
B. identify the base of a number system
C. direct the output to a printer
D. specify the problem completely and clearly
Answer: D. specify the problem completely and clearly
86. Which statement is valid about computer program?
A. it is understood by a computer
B. it is understood by programmer
C. it is understood user
D. both a & b
Answer: D. both a & b
87. The difference between memory and storage is that memory is _____ and storage is __
A. temporary, permanent
B. permanent, temporary
C. slow, fast
D. all of above
Answer: A. temporary, permanent
88. When was Pascaline invented?
A. 1617
B. 1620
C. 1642
D. 1837
Answer: C. 1642
89. Which of the following statement is valid?
A. lady augusta is the first programmer
B. ada is the daughter of lord byron, a famous english poet
C. ada is a programming language developed by us defense
D. all of above
Answer: D. all of above
90. A compiler is a translating program which
A. translates instruction of a high level language into machine language
B. translates entire source program into machine language program
C. it is not involved in program??€™s execution
D. all of above
Answer: D. all of above
91. What is required when more than one person uses a central computer at the same time?
A. light pen
B. mouse
C. digitizer
D. terminal
Answer: D. terminal
92. Which of the following is the first computer to use Stored Program Concept?
A. univac
B. eniac
C. edsac
D. none of above
Answer: C. edsac
93. The term gigabyte refers to
A. 1024 bytes
B. 1024 kilobytes
C. 1024 megabytes
D. 1024 gigabyte
Answer: C. 1024 megabytes
94. in which year was UK’s premier computing event called ?The which computer? started?
A. 1980
B. 1985
C. 1986
D. 1987
Answer: A. 1980
95. Once you load the suitable program and provide required data, computer does not need human intervention. This feature is known as
A. accuracy
B. reliability
C. versatility
D. automatic
Answer: D. automatic
96. What is a brand?
A. the name of companies that made computers
B. the name of product a company gives to identify its product in market
C. a name of class to indicate all similar products from different companies
D. all of above
Answer: B. the name of product a company gives to identify its product in market
97. Machine language is
A. machine dependent
B. difficult to program
C. error prone
D. all of above
Answer: D. all of above
98. A byte consists of
A. one bit
B. four bits
C. eight bits
D. sixteen bits
Answer: C. eight bits
99. Modern Computers are very reliable but they are not
A. fast
B. powerful
C. infallible
D. cheap
Answer: C. infallible
100. What is the date when Babbage conceived Analytical engine
A. 1642
B. 1837
C. 1880
D. 1850
Answer: B. 1837
101. Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
A. tabulator machine co.
B. computing tabulating recording co.
C. the tabulator ltd.
D. international computer ltd.
Answer: B. computing tabulating recording co.
102. Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?
A. track number
B. sector number
C. surface number
D. all of above
Answer: D. all of above
103. Each set of Napier’s bones consisted of ______ rods.
A. 5
B. 9
C. 11
D. 13
Answer: C. 11
104. When was the world’s first laptop computer introduced in the market and by whom?
A. hewlett-packard, 1980
B. epson, 1981
C. laplink traveling software inc, 1982
D. tandy model-200, 1985
Answer: B. epson, 1981
105. A compiler is a translating program which
A. translates instruction of a high level language into machine language
B. translates entire source program into machine language program
C. it is not involved in program’s execution
D. all of above
Answer: D. all of above
106. in which year was UK’s premier computing event called ?The which computer? started?
A. 1980
B. 1985
C. 1986
D. 1987
Answer: A. 1980
107. Which of the following were the contribution of John Presper Eckert and John W. Mauchly?
A. univac
B. eniac
C. edvac
D. mark1
Answer: B. eniac
108. Which one of the follo0wing had design that remained central to computer engineering for next 40
years?
A. univac
B. eniac
C. edvac
D. colossus
Answer: C. edvac
109. Who developed Intergrated Circuits?
A. john von meumann
B. jack kilby
C. jim berners lee
D. remington rand
Answer: B. jack kilby
110. Who introduced and marketed commercialised microcomputers?
A. ibm
B. apple
C. hp
D. none of the above
Answer: A. ibm
111. Which one of the following is known as Mid Range computers?
A. workstation
B. microcomputers
C. personalcomputers
D. mini computers
Answer: D. mini computers
112. Which components invention led to the second generation of computers?
A. intergrated circuits
B. transistors
C. vacuumtube
D. none of the above
Answer: B. transistors
113. Which one of the following is related to 4th generation computers?
A. superconductors
B. assembly language
C. intel4004
D. ic
Answer: C. intel4004
114. How many characters cxan be coded in ASCII?
A. 7
B. 128
C. 256
D. none of the above
Answer: B. 128
115. Decimal equivqlent for binary number 111111 is
A. 25
B. 40
C. 65
D. none of the above
Answer: D. none of the above
116. Which of the following is the characteristics of a computer?
A. word length
B. accuracy
C. speed
D. all of the above
Answer: D. all of the above
117. Which one of the following is machine independent?
A. machine language
B. assembly language
C. high level language
D. all of the above
Answer: C. high level language
118. Fifth Generation languages is also known as
A. machine language
B. assembly language
C. natural language
D. none of the above
Answer: C. natural language
119. Which of the following is not a procedural language
A. cobol
B. pascal
C. lisp
D. fortran
Answer: C. lisp
120. MANTIS is an
A. application generator
B. report generator
C. personal computer application software
D. none of the above
Answer: A. application generator
121. Which one of the following is a natural language?
A. basic
B. lisp
C. telon
D. none of the above
Answer: B. lisp
122. Which one of the following is a function of telecommunication software?
A. modulation
B. demodulation
C. access control
D. none of the above
Answer: C. access control
123. In which network the ends are not connected?
A. bus
B. star
C. ring
D. none of the above
Answer: A. bus
124. How many channels a half inch diameter fibreoptic cable can carry?
A. 500
B. 5500
C. 50000
D. none of the above
Answer: C. 50000
125. Which one of the following is a network protocol?
A. tcp/ip
B. spx/ipx
C. netbios
D. all of the above
Answer: D. all of the above
126. Which one of the following is the oldest and most common transmission line?
A. twisted pair
B. coaxial cable
C. fibre optic cable
D. none of the above
Answer: A. twisted pair
127. which part is called the brain of the computer
A. hard disk
B. cpu
C. alu
D. memory
Answer: B. cpu
128. 1giga byte s
A. 1024 bytes
B. 1024 kb
C. 1024 mb
D. none of the above
Answer: C. 1024 mb
129. RAM
A. raid applicable memory
B. random access memory
C. radio activated memory
D. none of the above
Answer: B. random access memory
130. Which of the following is not an output device
A. trackball
B. monitor
C. printer
D. speaker
Answer: A. trackball
131. Cray Y-MP/C90 is a
A. microcomputer
B. minicomputer
C. mainframe
D. supercomputer
Answer: D. supercomputer
132. which of the following is a portable computer?
A. laptop
B. subnotebooks
C. pda
D. all of the above
Answer: D. all of the above
133. IBM S/390 is
A. microcomputer
B. minicomputer
C. mainframe
D. supercomputer
Answer: C. mainframe
134. which one of the folowing is not a category of microcomputers
A. workstations
B. desktop
C. notebook
D. none of the above
Answer: D. none of the above
135. sun Blade 2000 is a
A. desktop
B. worksation
C. supercomputer
D. none of the above
Answer: B. worksation
136. DDP stands for
A. direct database processing
B. distributed data processing
C. distributed database protection
D. direct data processing
Answer: B. distributed data processing
137. which of these work well in DDP?
A. minicomputers
B. mainframes
C. workstation
D. portable computers
Answer: A. minicomputers
138. which one of the following is a Mainframe?
A. sunblade 2000
B. ibm z800
C. cray y-mp
D. all of the above
Answer: B. ibm z800
139. the complex procedure that converts raw data into usefull information
A. parsing
B. powering
C. processing
D. none of the above
Answer: C. processing
140. the circuit board to which a microprocessor is attached is
A. breadboard
B. perfboard
C. motherboard
D. none of the above
Answer: C. motherboard
141. which one of the following is not a secondary storage device
A. magnetic tape
B. magneto optical disk
C. zip disk
D. none of the above
Answer: D. none of the above
142. the chip used in IBM PC XT is
A. 8088
B. 8086
C. pentium
D. none of the above
Answer: B. 8086
143. which one of these belong to Power PC family?
A. pentium
B. 8086
C. 603
D. none of the above
Answer: C. 603
144. Power Mac personal computers are built on
A. intel
B. motorola
C. g3
D. none of the above
Answer: C. g3
145. which of the following belongs to 80×86 line
A. 68000
B. 603
C. 80286
D. none of the above
Answer: C. 80286
146. access time is also known as
A. memory cycle time
B. effective access time
C. latency
D. none of the above
Answer: C. latency
147. the performance of heirarchical memory is defined by
A. response time
B. effective access time
C. memory cycle time
D. none of the above
Answer: B. effective access time
148. The memory closest to the pricessor is known as
A. page
B. ram
C. cache
D. none of the above
Answer: C. cache
149. Memories are characterised by
A. function
B. capacity
C. response times
D. all of the above
Answer: D. all of the above
150. the minimum period between two successive request is
A. response time
B. effective access time
C. memory cycle time
D. none of the above
Answer: C. memory cycle time
151. the unit of information transferred between items in memory hierarchy is
A. bit
B. cache
C. block
D. none of the above
Answer: C. block
152. burning the PROM means
A. erasing the prom
B. programming the prom
C. reading the prom
D. none of the above
Answer: B. programming the prom
153. which of the following is called hyper page mode DRAM?
A. edodram
B. bedodram
C. fpmdram
D. none of the above
Answer: A. edodram
154. which one of the following run synchronously to the system clock?
A. dram
B. fpmdram
C. sdram
D. none of the above
Answer: C. sdram
155. which one of the following can be erased using UV light?
A. eprom
B. prom
C. eeprom
D. none of the above
Answer: A. eprom
156. which one of the following can be erased using electricity
A. eprom
B. prom
C. eeprom
D. none of the above
Answer: C. eeprom
157. which one of the following is not a flexible disk?
A. floppy disk
B. zipdisk
C. superdisk
D. winchester disk
Answer: D. winchester disk
158. DDS stands for
A. discrete data systems
B. direct data storage
C. digital data storage
D. none of the above
Answer: C. digital data storage
159. Which company defined DDS standard?
A. 3m and sun
B. sony and 3m
C. sony and hp
D. none of the above
Answer: C. sony and hp
160. Magnetic Disks are often called
A. dds
B. dasd
C. dat
D. none of the above
Answer: B. dasd
161. QIC was introduced by the
A. sony
B. hp
C. seagate
D. 3m
Answer: D. 3m
162. which one of the following is an optical disk?
A. cd
B. dvd
C. worm
D. all of the above
Answer: D. all of the above
163. Storage medium from which the data is read and to which it is written using laser
A. magnetic disk
B. zip disk
C. floppy disk
D. optical disk
Answer: D. optical disk
164. The capacity of a super disk is
A. 120mb
B. 32mb
C. 700mb
D. none of the above
Answer: A. 120mb
165. The time it takes an access arm to get into position over a particular track
A. data transfer time
B. rotational delay time
C. head switching time
D. none of the above
Answer: D. none of the above
166. The time it takes for the particular record to be positioned under the read/write Head
A. data transfer time
B. rotational delay time
C. seek time
D. head switching time
Answer: B. rotational delay time
167. what refers to sets of electronic instructions that tell the hardware what to do
A. hardware
B. software
C. data
D. users
Answer: B. software
168. The technology used in watches and calculators
A. lcd
B. crt
C. led
D. none of the above
Answer: A. lcd
169. VGA stands for
A. video graphics accelerator
B. video generator adapter
C. video graphics array
D. none of the above
Answer: C. video graphics array
170. which one of the following is not a characteristics of a monitor
A. resolution
B. convergence
C. bandwidth
D. none of the above
Answer: D. none of the above
171. Monochrome monitors display ____ colours
A. 1
B. 2
C. 3
D. none of the above
Answer: B. 2
172. Pixel is a short form for
A. picture cell
B. picture element
C. picture electric
D. none of the above
Answer: B. picture element
173. _____ is a single point in graphics image
A. trackpoint
B. cell
C. pixel
D. none of the above
Answer: C. pixel
174. an 8bit colour monitor can display _____ colours
A. 128
B. 32
C. 256
D. 1024
Answer: C. 256
175. true colour monitors use _____ bits per pixel
A. 24
B. 32
C. 128
D. none of the above
Answer: A. 24
176. _____ refers to how sharply an ondividual colour pixel on a monitor appears
A. resolution
B. dot-pitch
C. convergence
D. none of the above
Answer: C. convergence
177. VGA was developed by
A. sun
B. apple
C. hp
D. none of the above
Answer: D. none of the above
178. ____ is the amount of data that can be transmitted in a fixed amount of time
A. convergence
B. resolution
C. bandwidth
D. none of the above
Answer: C. bandwidth
179. which one of the following video standards is not introduced by IBM
A. 8514/a
B. xga
C. vga
D. none of the above
Answer: D. none of the above
180. which one of the following printers cannot produce letter-quality type?
A. daisy wheel
B. inkjet
C. laser printers
D. dot matrix
Answer: D. dot matrix
181. which one of the following is not an impact printer?
A. daisy wheel
B. dotmatrix
C. laser printers
D. line printers
Answer: C. laser printers
182. laser Printer is also known as
A. thermal printers
B. page printers
C. impact printers
D. all of the above
Answer: B. page printers
183. PCL stands for
A. printer control language
B. pulse coded language
C. portable control language
D. none of the above
Answer: A. printer control language
184. Plotters differ from printer in that they draw lines using a
A. laser
B. pen
C. daisy wheel
D. cartridge
Answer: B. pen
185. ____ is an expansion board that enables a computer to manipulate and output sounds
A. motherboard
B. soundcard
C. pci
D. none of the above
Answer: B. soundcard
186. which one of the following monitors has unlimited viewing angles?
A.
B. lcd
C. tft
D. crt
Answer: C. tft
187. the number of electron guns in a colour CRT monitors is
A. 2
B. 3
C. 4
D. 1
Answer: B. 3
188. which of the following is an operating system?
A. dos
B. os/2
C. unix
D. all of the above
Answer: D. all of the above
189. which of the following is a database management system?
A. ms word
B. lotus 1-2-3
C. oracle
D. none of the above
Answer: C. oracle
190. which of the following is a spreadsheet?
A. ms excel
B. ms powerpoint
C. ms word
D. none of the above
Answer: A. ms excel
191. which of thefollowing is a word processor?
A. ms word
B. wordstar
C. wordperfect
D. all of the above
Answer: D. all of the above
192. Program that converts a sourcecode into an object code
A. operating systems
B. compilers
C. spreadsheet
D. none of the above
Answer: B. compilers
193. Program that analyses and excecute each line of the source code in succession
A. compiler
B. spreadsheet
C. interpretor
D. all of the above
Answer: C. interpretor
194. which of the following is a systems software
A. word processor
B. debugger
C. spreadsheet
D. all of the above
Answer: B. debugger
195. which of the following is a presentation graphics software
A. lotus freelance graphics
B. amipro
C. xenix
D. all of the above
Answer: A. lotus freelance graphics
196. SQL stands for
A. standard query language
B. sequential query language
C. structured query language
D. none of the above
Answer: C. structured query language
197. which of the following is the most important program in a computer
A. word processor
B. spreadsheet
C. presentation graphics
D. none of the above
Answer: D. none of the above
198. Primary purpose of operating sytem
A. productivity maximisation
B. coding
C. maintainence
D. testing
Answer: A. productivity maximisation
199. MVS stands for
A. many very large system
B. multi value system
C. multiple vitual storage
D. none of the above
Answer: D. none of the above
200. which of the following is a multiuser operating system?
A. dos
B. mvs
C. unix
D. all of the above
Answer: A. dos
201. DOS stands for
A. disk operating system
B. dirty old syatem
C. dynamic operating system
D. none of the above
Answer: A. disk operating system
202. Which of the following is a multi processing system?
A. mvs
B. unix
C. os/2
D. all of the above
Answer: D. all of the above
203. Which of the following operatiing system allows multi tasking?
A. os/2
B. windows
C. amiga
D. all of the above
Answer: D. all of the above
204. which of the following is not a real time operasting system?
A. blmx
B. ccp
C. ctos
D. dos
Answer: D. dos
205. _______is a program informing a program an event has occured
A. virus
B. compiler
C. interrupt
D. none of the above
Answer: C. interrupt
206. PCs support _____ types of software interrupts
A. 128
B. 256
C. 32
D. none ofthe above
Answer: B. 256
207. which of the following is an example of system software?
A. word processors
B. spread sheets
C. games
D. none of the above
Answer: D. none of the above
208. which spread sheet package was later sold to LotusDevelopment Corp.?
A. corel quattro pro
B. open office calc
C. visicalc
D. all of the above
Answer: C. visicalc
209. Which one of the following is a characteristics of a spreadsheet application?
A. data forms
B. presentation
C. data retrieval
D. all of the above
Answer: D. all of the above
210. ____ includes the operating system and all the utilities that enable the computer to function
A. application software
B. presentation software
C. system software
D. none of the above
Answer: C. system software
211. .world wide web is made of documents created with language called
A. html
B. url
C. httl
D. htrl
Answer: A. html
212. To access and display documkents on the web you must have a communication standard called
A. http
B. url
C. dns
D. html
Answer: D. html
213. The standard that allows you to enter the name and location of informationand the method for
transporting the information over the internet
A. http
B. url
C. dns
D. html
Answer: B. url
214. as you scroll through a webpageit is likely you will see some underlined text or text in different
colour. These represent
A. bookmark
B. hypertext links
C. ftp
D. graphic images
Answer: B. hypertext links
215. The major categories for toplevel domain are
A. com
B. edu
C. gov
D. all of the above
Answer: D. all of the above
216. what defines the different aspects of web page including heading levels, bold italics, images,
paragraph
A. html
B. httl
C. htrl
D. htpl
Answer: A. html
217. the process of visiting websites on ikternethosted by various companies, organisations etc is called
A. navigation
B. browsing
C. patrolling
D. none of the above
Answer: B. browsing
218. which of the following is a search engine?
A. alta vista
B. excite
C. lycos
D. all of the above
Answer: A. alta vista
219. which is the tool that provides a single interface that enables users to search many different searc
engines, indexes, databases simultaneously?
A. web index
B. search engines
C. meta search engines
D. none of the above
Answer: B. search engines
220. one way of protecting the email message is
A. caching
B. encryption
C. mirroring
D. shadowing
Answer: B. encryption
221. the feature of an email program which allows you to storethe information about the people with
whom you correspond is?
A. index
B. folders
C. address book
D. none of the above
Answer: C. address book
222. The default priority of an e-mail message is
A. high
B. low
C. normal
D. none
Answer: C. normal
223. which of the following is a telecommunication processor
A. modem
B. multiplexer
C. concentrator
D. all of the above
Answer: D. all of the above
224. which of the following is a function a telecommunication software
A. modulation
B. demodulation
C. access control
D. all of the above
Answer: C. access control
225. WAN stands for
A. wire and network
B. wire accessible network
C. widely accessible network
D. wide area network
Answer: D. wide area network
226. LSI stans for
A. light senitive instrument
B. large scale integration
C. logical sample integration
D. none of the above
Answer: B. large scale integration
227. the first general purpose computer was
A. mark1
B. eniac
C. ibn 132
D. apple ii
Answer: B. eniac
228. the two types of RAM are
A. volatile and non-volatile
B. erasable and programmable
C. static and dynamic
D. none of the above
Answer: C. static and dynamic
229. which of the followinbg loses its contents when the computer is turned off?
A. ram
B. rom
C. prom
D. none of the above
Answer: A. ram
230. which is the memoery chip that is programmed during the manufacturing process
A. rom
B. ram
C. prom
D. eeprom
Answer: A. rom
231. the two types of auwillary storage devices are
A. random and sequential access
B. mdia and midi
C. vga and svga
D. none of the above
Answer: A. random and sequential access
232. which of the following is a sequential access drive?
A. hard disk
B. floppy disk
C. magnetic tape
D. all of the above
Answer: C. magnetic tape
233. WORM stands for
A. write -on- reusable media
B. write once read many
C. write on random media
D. none of the above
Answer: B. write once read many
234. which of thefollowing is the slowest in accessing data?
A. zip disk
B. hard disk
C. magnetic tape
D. floppy disk
Answer: C. magnetic tape
235. which is the reusable optical disk?
A. cd-rom
B. cd-r
C. worm
D. cd-rw
Answer: D. cd-rw
236. which of the following is not an sequential-access device?
A. cd-rom
B. dat
C. 8-mm helical scan
D. magnetic tape
Answer: A. cd-rom
237. the mouse which needs a special mouse pad is
A. mechanical
B. optical
C. optomechanical
D. none of the above
Answer: B. optical
238. which is the technology that is used as a direct entry method in banks?
A. ocr
B. omr
C. micr
D. mcr
Answer: C. micr
239. Which is the technology used in the evaluation of aptitude test
A. ocr
B. omr
C. micr
D. mcr
Answer: B. omr
240. an input device used widely on supermatkets
A. keyboard
B. mouse
C. trackball
D. bar code reader
Answer: D. bar code reader
241. Touch sensitive pad used as a pointing devicein poratbl computers?
A. touch pad
B. mouse pad
C. touch screen
D. none of the above
Answer: A. touch pad
242. Display technique that enables a monitor to provide more resolution inexpensively
A. tuning
B. refreshing
C. interlacing
D. none of the above
Answer: C. interlacing
243. _____ is a program created in human-readable format
A. source code
B. object code
C. binary code
D. none of the above
Answer: A. source code
244. Which of the following is a basic feature of a word processor?
A. insert text
B. print
C. wordwrap
D. all of the above
Answer: D. all of the above
245. which of the following is an advanced feature of word processor
A. font specification
B. search and replace
C. print
D. none of the above
Answer: A. font specification
246. which of the following is represented by a series of 1s and 0s?
A. machine level language
B. high level language
C. assembly language
D. none of the above
Answer: A. machine level language
247. text based browser
A. internet explorer
B. safari
C. lynx
D. none of the above
Answer: C. lynx
248. www is the brain child of
A. tim berners lee
B. remington rand
C. jack kilby
D. none of the above
Answer: A. tim berners lee
249. requirements of dial up connection
A. modem
B. telephone connection
C. account with internet access provider
D. all of the above
Answer: D. all of the above
250. equipment that allows single phone connection for both adsl and voice calls
A. splitter
B. modem
C. multiplexer
D. none of the above
Answer: A. splitter
251. which one of the following is not a internet protocol?
A. tcp/ip
B. ftp
C. gopher
D. isp
Answer: D. isp
252. SLIP is used in
A. dsl
B. isdn
C. dialup
D. all of the above
Answer: C. dialup
253. which one of the foloowing identifies a particular internet resource?
A. dsl
B. html
C. url
D. none of the above
Answer: C. url
254. which one of the following is the correct order of hierarchy for a URL
A. protocol-server name-domain name-toplevel doman name
B. server name-domain name-toplevel domain name-protocol
C. protocol-servername-toplevel domain name-domain name
D. none of the above
Answer: A. protocol-server name-domain name-toplevel doman name
255. which of the following is a interpreted language
A. cobol
B. c
C. c++
D. basic
Answer: D. basic
256. which one of the following is not a modifier key
A. shift
B. alt
C. insert
D. ctrl
Answer: C. insert
257. which one of the following was included in modern IBM compatible keyboards?
A. insert
B. start
C. delete
D. print screen
Answer: B. start
258. mouse was pioneered by
A. xerox
B. hewlett-packard
C. apple
D. none of the above
Answer: A. xerox
259. mouse was invented by
A. jack kilby
B. thomas watson
C. douglas engelbart
D. none of the above
Answer: C. douglas engelbart
260. which is considered to be the next generation of OMR
A. ocr
B. icr
C. micr
D. none of the above
Answer: B. icr
261. which one of the following monitors has an electron gun
A. plasma
B. led
C. crt
D. none of the above
Answer: C. crt
262. which of the folowing are basic categories of mouse
A. mechanical
B. laser
C. optical
D. all of the above
Answer: D. all of the above
263. which one of the following is a digital modulation technique
A. frequency shift keying
B. amplitude shift keying
C. on-off keying
D. all of the above
Answer: D. all of the above
264. what are the components of a computer hardware
A. hardware
B. software
C. data
D. all of the above
Answer: D. all of the above
265. which one of these consist of interconnected electronic devicesthat control everything that computer
does?
A. hardware
B. software
C. data
D. users
Answer: A. hardware
266. which one of the following is the first spreadsheet application?
A. visicalc
B. corel quattro pro
C. microsoft excel
D. none of the above
Answer: A. visicalc
267. Computer is free from tiresome and boardroom. We call it
A. Accuracy
B. Reliability
C. Diligence
D. Versatility
Answer: C. Diligence
268. The output quality of a printer is measured by
A. Dot per sq. inch
B. Dot per inch
C. Dots printed per unit time
D. All of the above
Answer: B. Dot per inch
269. The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
A. 16 digits
B. 6 digits
C. 9 digits
D. All of above
Answer: A. 16 digits
270. Computers with 80286 microprocessor is
A. XT computer
B. AT computers
C. PS/2 computer
D. None of above
Answer: B. AT computers
271. Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
A. Tabulator Machine Co.
B. Computing Tabulating Recording Co.
C. The Tabulator L
Answer: B. Computing Tabulating Recording Co.
272. What is the responsibility of the logical unit in the CPU of a computer?
A. To produce result
B. To compare numbers
C. To control flow of information
D. To do math’s works
Answer: B. To compare numbers
273. Which was the most popular first generation computer?
A. IBM 650
B. IBM 360
C. IBM 1130
D. IBM 2700
Answer: A. IBM 650
274. Nepal brought a computer for census of 2028 BS. This computer was of
A. first generation
B. second generation
C. third generation
D. fourth generation
Answer: B. second generation
275. in which year was UK’s premier computing event started?
A. 1980
B. 1985
C. 1986
D. 1987
Answer: A. 1980
276. What was the expected feature of fifth generation computers when Japan started FGCS?
A. Operating Systems
B. Parallel Processing
C. ULSI
D. None of above
Answer: B. Parallel Processing
277. Which of the following memory medium is not used as main memory system?
A. Magnetic core
B. Semiconductor
C. Magnetic tape
D. Both semiconductor and magnetic tape
Answer: C. Magnetic tape
278. The storage subsystem in a microcomputer consists mainly of __ or __ media with varying capacities
A. Memory or video
B. Magnetic or optical
C. Optical or memory
D. Video or magnetic
Answer: B. Magnetic or optical
279. Programs designed to perform specific tasks is known as
A. system software
B. application software
C. utility programs
D. operating system
Answer: B. application software
280. Computer operators
A. writes computer programs for specific problems
B. operate the device which input and output data from the computer
C. normally require a college degree in computer science
D. all of the above
Answer: B. operate the device which input and output data from the computer
281. Which of the following is not anti-viruses software?
A. NAV
B. F-Prot
C. Oracle
D. McAfee
Answer: C. Oracle
282. What is a compiler?
A. A compiler does a conversion line by line as the program is run
B. A compiler converts the whole of a higher level program code into machine code in one step
C. A compiler is a general purpose language providing very efficient execution
D. None of the above
Answer: B. A compiler converts the whole of a higher level program code into machine code in one step
283. _______ computers are also called personal computers
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. Super Computers
Answer: C. Micro Computers
284. Which of the following is not input unit device?
A. scanner
B. camera
C. plotter
D. digitizer
Answer: C. plotter
285. Identify the correct statement
A. IBM PCs used RISC CPU designs
B. Macintosh used CISC CPU design
C. IBM used CISC CPU design
D. None of above is true
Answer: C. IBM used CISC CPU design
286. Which of the following statement is false?
A. Mechanical analog computers have existed for thousands of years
B. There are mechanical analog computers and electronic analog computers.
C. All electronic computers are digital computers
D. All of above are false
Answer: C. All electronic computers are digital computers
287. Which of the following require large computers memory?
A. Imaging
B. Graphics
C. Voice
D. All of Above
Answer: D. All of Above
288. Which of the following is machine independence program?
A. High level language
B. Low level language
C. Assembly language
D. Machine language
Answer: A. High level language
289. When was the first electro-mechanical computer developed?
A. 1880
B. 1990
C. 1944
D. None of above
Answer: C. 1944
290. The first machine to successfully perform a long series of arithmetic and logical operations was:
A. ENIAC
B. Mark-I
C. Analytic Engine
D. UNIVAC-1
Answer: B. Mark-I
291. Which one is the largest space?
A. kilobyte
B. petabyte
C. terabyte
D. gigabyte
Answer: B. petabyte
292. FORTRAN programming language is more suitable for ____
A. Business Applications
B. Marketing Applications
C. Scientific Applications
D. None of the above
Answer: C. Scientific Applications
293. The brain of any computer system is
A. Control Unit
B. Arithmetic Logic Unit
C. Central Processing Unit
D. Storage Unit
Answer: C. Central Processing Unit
294. Analog computer works on the supply of
A. Continuous electrical pulses
B. Electrical pulses but not continuous
C. Magnetic strength
D. None of the above
Answer: A. Continuous electrical pulses
295. An error in software or hardware is called a bug. What is the alternative computer jargon for it?
A. Leech
B. Squid
C. Slug
D. Glitch
Answer: D. Glitch
296. The advantage of COM are its __ and __
A. Compact size; speed readability
B. Compact size, speed
C. Readability; speed
D. Low cost; readability
Answer: A. Compact size; speed readability
297. The BIOS is the abbreviation of ________.
A. Basic Input Output System
B. Best Input Output System
C. Basic Input Output Symbol
D. Base Input Output System
Answer: A. Basic Input Output System
298. Which printer is very commonly used for desktop publishing?
A. Laser printer
B. Inkjet printer
C. Daisywheel printer
D. Dot matrix printer
Answer: A. Laser printer
299. IBM 1401 is
A. First Generation Computer
B. Second Generation Computer
C. Third Generation Computer
D. Fourth Generation Computer
Answer: B. Second Generation Computer
300. Most of the first generation computers were
A. Special purpose computers
B. General purpose computers
C. Both of above
D. None of above
Answer: A. Special purpose computers
301. Floppy disks typically in diameter
A. 3
B. 5.25
C. 8
D. All of above
Answer: D. All of above
302. The output quality of a printer is measured by
A. Dot per inch
B. Dot per sq. inch
C. Dots printed per unit time
D. All of above
Answer: B. Dot per sq. inch
303. On a PC, how much memory is available to application software?
A. 1024 KB
B. 760 KB
C. 640 KB
D. 560 KB
Answer: C. 640 KB
304. In a computer _____ is capable to store single binary bit.
A. Capacitor
B. Flip flop
C. Register
D. Inductor
Answer: B. Flip flop
305. What does DMA stand for?
A. Distinct Memory Access
B. Direct Memory Access
C. Direct Module Access
D. Direct Memory Allocation
Answer: B. Direct Memory Access
306. Who invented Integrated Circuits?
A. Jack Kilby
B. Robert Noyce
C. Both of above
D. None of above
Answer: C. Both of above
307. Operating system, editors, and debuggers comes under?
A. System Software
B. Application Software
C. Utilities
D. None of the above
Answer: A. System Software
308. One computer that is not considered a portable is
A. Minicomputer
B. Laptop computer
C. Notebook computer
D. All of above
Answer: A. Minicomputer
309. Which of the following is not an electronic computer?
A. ENIAC
B. ABC
C. UNIVAC
D. EDVAC
Answer: B. ABC
310. What is the name of the display feature that highlights are of the screen which requires operator attention?
A. Pixel
B. Reverse video
C. Touch screen
D. Cursor
Answer: B. Reverse video
311. Which is the largest computer?
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. Super Computers
Answer: A. Mainframe Computer
312. Which of the following are the best units of data on an external storage device?
A. Bits
B. Bytes
C. Hertz
D. Clock cycles
Answer: B. Bytes
313. The personal computer industry was started by
A. IBM
B. Apple
C. Compaq
D. HCL
Answer: A. IBM
314. What is meant by a dedicated computer?
A. Which is used by one person only
B. Which is assigned one and only one task
C. Which uses one kind of software
D. Which is meant for application software
Answer: B. Which is assigned one and only one task
315. Which programming languages are classified as low level languages?
A. Basic, COBOL, FORTRAN
B. Prolog 2, Expert Systems
C. Knowledge based Systems
D. Assembly Languages
Answer: D. Assembly Languages
316. What was the main disadvantage of vacuum tubes?
A. They were larger in size
B. They consumed a lot of electricity
C. They produced heat and often burned out
D. The operation cost was high
Answer: C. They produced heat and often burned out
317. Registers, which are partially visible to users and used to hold conditional, are known as
A. PC
B. Memory address registers
C. General purpose register
D. Flags
Answer: C. General purpose register
318. Which is not a computer of first generation?
A. ENIAC
B. UNIVAC
C. IBM 360
D. IBM 1401
Answer: D. IBM 1401
319. Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as
A. PC
B. Flags
C. Memory Address Registers
D. General Purpose Registers
Answer: B. Flags
320. Who invented vacuum tubes?
A. John Bardeen
B. William Shockley
C. Lee de Forest
D. All of above
Answer: C. Lee de Forest
321. An approach that permits the computer to work on several programs instead of one is
A. On-line thesaurus
B. Multiprogramming
C. Over lapped processing
D. Outline processor
Answer: B. Multiprogramming
322. Who suggested Stored Program Concept
A. John Mauchley
B. J.P. Eckert
C. John Neumann
D. Joseph Jacquard
Answer: C. John Neumann
323. The central processing unit (CPU) consists of
A. Input, output and processing
B. Control unit, primary storage, and secondary storage
C. Control unit, arithmetic-logic unit and primary storage
D. Control unit, processing, and primary storage
Answer: C. Control unit, arithmetic-logic unit and primary storage
324. The notable features like keyboards, monitors, GUI were developed in
A. First generation
B. Second generation
C. Third generation
D. Fourth generation
Answer: C. Third generation
325. UNIVAC is
A. Universal Automatic Computer
B. Universal Array Computer
C. Unique Automatic Computer
D. Unvalued Automatic Computer
Answer: A. Universal Automatic Computer
326. Which is the highest form?
A. Data
B. Information
C. Knowledge
D. All of above
Answer: C. Knowledge
327. Who is credited with the idea of using punch cards to control patterns in a waving machine?
A. Pascal
B. Hollerith
C. Babbage
D. Jacquard
Answer: D. Jacquard
328. What is an interpreter?
A. An interpreter does the conversion line by line as the program is run
B. An interpreter is the representation of the system being designed
C. An interpreter is a general purpose language providing very efficient execution
D. None of the above
Answer: B. An interpreter is the representation of the system being designed
329. Which is a semi conductor memory?
A. Dynamic
B. Static
C. Bubble
D. Both a & b
Answer: D. Both a & b
330. RJ45 UTP cable has ________ Cables.
A. 2 pair
B. 3 pair
C. 4 pair
D. 5 pair
Answer: C. 4 pair
331. Which of the following is not a valid size of a Floppy Disk?
A. 8?
B. 5 ¼?
C. 3 ½?
D. 5 ½?
Answer: D. 5 ½?
332. The earliest calculating devices are
A. Abacus
B. Clock
C. Difference Engine
D. None of these
Answer: A. Abacus
333. Word length of a Personal Computer is ___
A. 4 bits
B. 8 bits
C. 16 bits
D. 64 bits
Answer: B. 8 bits
334. What was the first computer to perform all calculation using electronics rather than wheels, ratchets, or mechanical switches?
A. Mark I
B. ABC
C. Z3
D. None of above
Answer: B. ABC
335. A directly accessible appointment calendar is feature of a __ resident package
A. CPU
B. Memory
C. Buffer
D. ALU
Answer: B. Memory
336. Which unit converts computer data into human readable form?
A. Input unit
B. Output unit
C. ALU
D. Control Unit
Answer: B. Output unit
337. The full form of ALU is
A. Arithmetic Logic Unit
B. Array Logic Unit
C. Application Logic Unit
D. None of above
Answer: A. Arithmetic Logic Unit
338. What produces useful information out of data?
A. Computer
B. Processing
C. Programming
D. none of above
Answer: B. Processing
339. Which of the following device was not invented by Babbage?
A. Pascaline
B. Difference Engine
C. Analytical Engine
D. None of above
Answer: A. Pascaline
340. A digital computer did not score over an analog computer in terms of
A. Speed
B. Accuracy
C. Reliability
D. Cost
Answer: B. Accuracy
341. Which number system is usually followed in a typical 32-bit computer?
A. Binary
B. Decimal
C. Hexadecimal
D. Octal
Answer: A. Binary
342. A computer has very low failure rate because it uses electronic components. It produces very consistent results. This is highlighted by which of the feature of computer?
A. Accuracy
B. Reliability
C. Versatility
D. Automatic
Answer: B. Reliability
343. A paper printout of a document is known as
A. Softcopy output
B. Hardcopy output
C. Permanent Output
D. All of above
Answer: B. Hardcopy output
344. Which electronic component was made out of semiconductor material?
A. Vacuum tubes
B. Transistors
C. ICs
D. All of above
Answer: C. ICs
345. The act of retrieving existing data from memory is called
A. Read-out
B. Read from
C. Read
D. All of above
Answer: D. All of above
346. Which part of the computer is used for calculating and comparing?
A. Disk unit
B. Control unit
C. ALU
D. Modem
Answer: C. ALU
347. ABC is a
A. Special purpose computer
B. General purpose computer
C. All Purpose Computer
D. None of above
Answer: A. Special purpose computer
348. The computer code for the interchange of information between terminals is
A. ASCII
B. BCD
C. EBCDIC
D. All of above
Answer: A. ASCII
349. When was the X window system born?
A. 1984
B. 1989
C. 1988
D. 1990
Answer: A. 1984
350. What is the first stage in software development?
A. Specification and design
B. Testing
C. System Analysis
D. Maintenance
Answer: C. System Analysis
351. Which of the following is valid statement?
A. Data in itself is useless unless it is processed
B. The data that is processed is called a program
C. The data which is not yet processed is information
D. Information is processed by computer to generate data.
Answer: A. Data in itself is useless unless it is processed
352. The Second Generation Computer was based on ________.
A. Vacuum Tube
B. Silicon Chips
C. Transistor
D. Bio Chips
Answer: C. Transistor
353. EBCDIC stands for
A. Extended Binary Coded Decimal Interchange Code
B. Extended Bit Code Decimal Interchange Code
C. Extended Bit Case Decimal Interchange Code
D. Extended Binary Case Decimal Interchange Code
Answer: A. Extended Binary Coded Decimal Interchange Code
354. Personnel who design, program, operates and maintains computer equipment refers to
A. Console-operator
B. Programmer
C. Peopleware
D. System Analyst
Answer: C. Peopleware
355. IBM System/360 is
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. None of above
Answer: A. Mainframe Computer
356. A system is
A. an integration of different units so as to achieve an objective
B. input unit
C. input and output unit
D. input, output and storage units
Answer: A. an integration of different units so as to achieve an objective
357. Which of the following programming language started from second generation?
A. Cobol
B. BASIC
C. C
D. LISP
Answer: A. Cobol
358. The translator program used in assembly language is called
A. Compiler
B. Interpreter
C. Assembler
D. Translator
Answer: C. Assembler
359. EEPROM stands for
A. Electrically Erasable Programmable Read Only Memory
B. Easily Erasable Programmable Read Only Memory
C. Electronic Erasable Programmable Read Only Memory
D. None of the above
Answer: A. Electrically Erasable Programmable Read Only Memory
360. Regarding data, computers are very good at
A. store
B. Processing
C. retrieve
D. All of above
Answer: D. All of above
361. Bit map terminal
A. support display containing multiple windows
B. require considerable amount of video RAM
C. requires tremendous amount of copying and hence low performance
D. all of above
Answer: D. all of above
362. First generation computers used _________ for memory
A. vacuum tubes
B. silicon chips
C. magnetic drum
D. RAM
Answer: C. magnetic drum
363. Which of the following memories allows simultaneous read and write operations?
A. ROM
B. RAM
C. EPROM
D. None of above
Answer: B. RAM
364. EPROM can be used for
A. Erasing the contents of ROM
B. Reconstructing the contents of ROM
C. Erasing and reconstructing the contents of ROM
D. Duplicating ROM
Answer: C. Erasing and reconstructing the contents of ROM
365. ENIAC uses
A. Decimal Numbering System
B. Octal Numbering System
C. Binary Numbering System
D. Hexadecimal Numbering System
Answer: A. Decimal Numbering System
366. A term associated with the comparison of processing speeds of different computer system is:
A. EFTS
B. MPG
C. MIPS
D. CPS
Answer: C. MIPS
367. which of the following is problem oriented language?
A. High level language
B. Machine language
C. Assembly language
D. Low level language
Answer: A. High level language
368. A 32 bit microprocessor has the word length equal to
A. 2 byte
B. 32 byte
C. 4 byte
D. 8 byte
Answer: C. 4 byte
369. The term GIGO is related to
A. Accuracy
B. Reliability
C. Versatility
D. Automatic
Answer: A. Accuracy
370. Web cam is an
A. input unit device
B. output unit device
C. processing device
D. Input and Output device
Answer: A. input unit device
371. Bit stands for
A. Binary digits
B. bit of system
C. a part of byte
D. All of above
Answer: A. Binary digits
372. Access time is
A. seek time + latency time
B. seek time
C. seek time ? latency time
D. latency time
Answer: A. seek time + latency time
373. Which device can understand difference between data & programs?
A. Input device
B. Output device
C. Memory
D. Microprocessor
Answer: D. Microprocessor
374. Which of the following is a read only memory storage device?
A. Floppy Disk
B. CD-ROM
C. Hard Disk
D. None of these
Answer: B. CD-ROM
375. Symbolic logic was discovered by
A. George Boole
B. Herman Hollerith
C. Van Neumann
D. Basic Pascal
Answer: A. George Boole
376. Which of the following is not valid statement?
A. Hard is referred to mean something temporary
B. Hard is used to mean something tangible
C. Soft is used to mean something permanent
D. Soft is used to mean something tangible
Answer: B. Hard is used to mean something tangible
377. Digital devices are
A. Digital Clock
B. Automobile speed meter
C. Clock with a dial and two hands
D. All of them
Answer: A. Digital Clock
378. Primary memory stores
A. Data alone
B. Programs alone
C. Results alone
D. All of these
Answer: D. All of these
379. After copying the content how many times can you paste?
A. 1
B. 16
C. 32
D. Many
Answer: D. Many
380. WAN stands for
A. Wap Area Network
B. Wide Area Network
C. Wide Array Net
D. Wireless Area Network
Answer: B. Wide Area Network
381. An error in computer data is called
A. Chip
B. Bug
C. CPU
D. Storage device
Answer: B. Bug
382. The instructions for starting the computer are house on
A. Random access memory
B. CD-Rom
C. Read only memory chip
D. All of above
Answer: C. Read only memory chip
383. 1 nibble equals to
A. 1 bits
B. 2 bits
C. 4 bits
D. 8 bits
Answer: C. 4 bits
384. Perforated paper used as input of output media is known as
A. paper tapes
B. magnetic tape
C. punched papers tape
D. card punch
Answer: A. paper tapes
385. The secondary storage devices can only store data but they cannot perform
A. Arithmetic Operation
B. Logic operation
C. Fetch operations
D. Either of the above
Answer: D. Either of the above
386. Which American computer company is called Big Blue?
A. Microsoft
B. Compaq Corp
C. IBM
D. Tandy Svenson
Answer: C. IBM
387. It was in 2028 BS the _________ was brought in to calculate census data.
A. IBM 1400
B. IBM 1401
C. ICL 2950
D. None of above
Answer: B. IBM 1401
388. Who is the inventor of ABC Computer?
A. John v. Atanasoff
B. Clifford Berry
C. Both of above
D. None of above
Answer: C. Both of above
389. Which of the following is the largest unit?
A. data
B. field
C. record
D. database file
Answer: D. database file
390. Find out who is not the inventor of transistors among following names
A. John Burdeen
B. William Shockley
C. Walter Brattain
D. Lee de Forest
Answer: D. Lee de Forest
391. Which of the following is not true for a magnetic disk?
A. It is expensive relative to magnetic tape
B. It provides only sequential access to stored data
C. Users can easily update records by writing over the old data
D. All of above
Answer: B. It provides only sequential access to stored data
392. A disadvantage of the laser printer is
A. It is quieter than an impact printer
B. It is very slow
C. The output is of a lower quality
D. None of the above
Answer: D. None of the above
393. The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called
A. ASCII
B. EBCDIC
C. BCD
D. All of above
Answer: A. ASCII
394. Which access method is used to access cassette tape?
A. Direct
B. Sequential
C. Both of the above
D. None of the above
Answer: B. Sequential
395. A Compiler is ____
A. a combination of computer hardware
B. a program which translates from one high-level language to another
C. a program which translates from one high-level to a machine level language
D. None of these
Answer: C. a program which translates from one high-level to a machine level language
396. Which unit holds data temporarily?
A. Input unit
B. Secondary storage unit
C. Output Unit
D. Primary Memory Unit
Answer: D. Primary Memory Unit
397. The computer size was very large in
A. First Generation
B. Second Generation
C. Third Generation
D. Fourth Generation
Answer: A. First Generation
398. A name or number used to identify storage location devices?
A. A byte
B. A record
C. An address
D. All of above
Answer: C. An address
399. Which of the following is not computer language?
A. High level language
B. Medium level language
C. Low level language
D. All of the above
Answer: B. Medium level language
400. Reading data is performed in magnetic disk by
A. Read/write leads
B. Sectors
C. Track
D. Lower surface
Answer: A. Read/write leads
401. IBM 7000 digital computer
A. Belongs to second generation
B. Uses VLSI
C. Employs semiconductor memory
D. Has modular constructions
Answer: D. Has modular constructions
402. Which of the following is not electro-mechanical computer?
A. Mark I
B. ABC
C. Zuse
D. UNIVAC
Answer: D. UNIVAC
403. The term ‘computer’ is derived from
A. Greek language
B. Sanskrit language
C. Latin language
D. German language
Answer: C. Latin language
404. Which statement is valid about magnetic tape?
A. It is a plastic ribbon
B. It is coated on both sides with iron oxide
C. It can be erased and reused
D. All of above
Answer: D. All of above
405. Which of the following is first generation computer?
A. EDSAC
B. IBM 1401
C. CDC 1604
D. ICL 2950
Answer: A. EDSAC
406. A hard copy would be prepared on a
A. Line printer
B. Dot matrix Printer
C. Typewriter terminal
D. All of the above
Answer: D. All of the above
407. The term GIGO is relate to which characteristics of computers?
A. Speed
B. Automatic
C. Accuracy
D. Reliability
Answer: C. Accuracy
408. Which of the following programming language were used in first generation computers?
A. Machine language
B. Assembly language
C. Both of above
D. None of above
Answer: A. Machine language
409. To locate a data item for storage is
A. Field
B. Feed
C. Database
D. Fetch
Answer: D. Fetch
410. Who used punched cards practically for the first time in the history of computers?
A. Charles Babbage
B. Dr. Herman Hollerith
C. Howard Aikin
D. Joseph Jacquard
Answer: B. Dr. Herman Hollerith
411. Hard disk is coated in both sides with
A. Magnetic metallic oxide
B. Optical metallic oxide
C. Carbon layer
D. All of the above
Answer: A. Magnetic metallic oxide
412. Which of the following term means to reckon?
A. putare
B. com
C. computa
D. computar
Answer: A. putare
413. An input /output device at which data enters or leaves a computer system is
A. Keyboard
B. Terminal
C. Printer
D. Plotter
Answer: B. Terminal
414. Which of the following is first generation of computer
A. EDSAC
B. IBM-1401
C. CDC-1604
D. ICL-2900
Answer: A. EDSAC
415. A name or number used to identify a storage location is called
A. A byte
B. A record
C. An address
D. All of above
Answer: C. An address
416. Computer professionals working in a computer centre are
A. Software
B. Firmware
C. Hardware
D. Humanware
Answer: D. Humanware
417. The first general purpose electronic computer in the world was
A. UNIVAC
B. EDVAC
C. ENIAC
D. All of above
Answer: C. ENIAC
418. The contents of information are stored in
A. Memory data register
B. Memory address register
C. Memory arithmetic registers
D. Memory access register
Answer: A. Memory data register
419. Which of the following is correct full form of BCD?
A. Binary Coded Decimal
B. Bit Coded Decimal
C. Binary Coded Digit
D. Bit Coded Digit
Answer: A. Binary Coded Decimal
420. Which was the world’s first microcomputer that used Intel 80386 microprocessor chip?
A. IBM PS/2
B. HP-9830
C. DeskPro-386
D. IBM-360
Answer: C. DeskPro-386
421. The qualitative or quantitative attribute of a variable or set of variables is termed as
A. data
B. information
C. both of above
D. none of above
Answer: A. data
422. Main storage is also called
A. Accumulator
B. Control Unit
C. Register Unit
D. Memory
Answer: D. Memory
423. Which of the following are (is) considered to be video component?
A. Resolution
B. Color depth
C. Refresh rate
D. All of the alcove
Answer: D. All of the alcove
424. For what Antikyathera was used?
A. For counting
B. For Calculating tax collection
C. For calculating astronomical positions
D. For calculating firing weapons
Answer: C. For calculating astronomical positions
425. Memory unit is one part of
A. Input device
B. Control unit
C. Output device
D. Central Processing Unit
Answer: D. Central Processing Unit
426. Microprocessors can be used to make
A. Computer
B. Digital systems
C. Calculators
D. All of the above
Answer: D. All of the above
427. Which statement is valid about computer program?
A. High level languages must be converted into machine language to execute
B. High level language programs are more efficient and faster to execute
C. It is more difficult to identify errors in high level language program than in low level programs
D. All of above
Answer: A. High level languages must be converted into machine language to execute
428. By programmable machine we mean
A. computers
B. modern television
C. washing machines
D. anything that can be set to perform different tasks with suitable programs
Answer: A. computers
429. Which of the following is a secondary memory device?
A. Keyboard
B. Disk
C. ALU
D. All of the above
Answer: B. Disk
430. The memory which is programmed at the time it is manufactured
A. ROM
B. RAM
C. PROM
D. EPROM
Answer: C. PROM
431. One of the popular mass storage device is CD ROM. What does CD ROM stand for?
A. Compactable Read Only Memory
B. Compact Data Read Only Memory
C. Compactable Disk Read Only Memory
D. Compact Disk Read Only Memory
Answer: D. Compact Disk Read Only Memory
432. Identify the true statement
A. Computers are 100% accurate but it can suffer from GIGO
B. Computers are reliable because they use electronic component which have very low failure rate
C. Computer is never tired and does not suffer from boredom
D. All of above
Answer: D. All of above
433. FORTRAN is
A. File Translation
B. Format Translation
C. Formula Translation
D. Floppy Translation
Answer: C. Formula Translation
434. The programs which are as permanent as hardware and stored in ROM is known as
A. Hardware
B. Software
C. Firmware
D. ROM ware
Answer: C. Firmware
435. Which of the following memories must be refreshed many times per second?
A. Static RAM
B. Dynamic RAM
C. EPROM
D. ROM
Answer: B. Dynamic RAM
436. What do you call the translator which takes assembly language program as input & produce machine language code as output?
A. Compiler
B. Interpreter
C. Debugger
D. Assembler
Answer: D. Assembler
437. Serial access memories are useful in applications where
A. Data consists of numbers
B. Short access time is required
C. Each stored word is processed differently
D. Data naturally needs to flow in and out in serial form
Answer: D. Data naturally needs to flow in and out in serial form
438. In ________ mode, the communication channel is used in both directions at the same time?
A. Full-duplex
B. Simplex
C. Half-duplex
D. None of the above
Answer: A. Full-duplex
439. Who invented Slide Rules?
A. John Napier
B. William Oughtred
C. Gottfried Leibnitz
D. Blaise Pascal
Answer: B. William Oughtred
440. The proper definition of a modern digital computer is
A. An electronic automated machine that can solve problems involving words and numbers
B. A more sophistic and modified electronic pocket calculator
C. Any machine that can perform mathematical operations
D. A machine that works on binary code
Answer: A. An electronic automated machine that can solve problems involving words and numbers
441. Memory is made up of
A. Set of wires
B. Set of circuits
C. Large number of cells
D. All of these
Answer: C. Large number of cells
442. Which of the following is the most powerful computers?
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. Super Computers
Answer: D. Super Computers
443. Which of the printers used in conjunction with computers uses dry ink powder?
A. Daisy wheel printer
B. Line printer
C. Laser printer
D. Thermal printer
Answer: C. Laser printer
444. What is the path from which data flow in a computer system is known as
A. Car
B. Bus
C. Truck
D. Road
Answer: B. Bus
445. Which term is used to describe RAM?
A. Dynamic RAM (DRAM)
B. Static RAM (SRAM)
C. Video RAM (VRAM)
D. All of the above
Answer: D. All of the above
446. In which year was chip used inside the computer for the first time?
A. 1964
B. 1975
C. 1999
D. 1944
Answer: B. 1975
447. Assembly language started to be used from
A. first generation computers
B. second generation computers
C. third generation computers
D. fourth generation computers
Answer: B. second generation computers
448. Which technology is more reliable?
A. Mechanical
B. Electro-Mechanical
C. Electronic
D. For reliability it does not matter. So all of above are reliable
Answer: C. Electronic
449. Which of the following is not an XT microprocessor?
A. 8006
B. 8086
C. 8088
D. None of above
Answer: D. None of above
450. Hard disk is coated in both side with
A. Magnetic metallic oxide
B. Optical metallic oxide
C. Carbon layer
D. All of the above
Answer: A. Magnetic metallic oxide
451. ASCII stands for
A. American Stable Code for International Interchange
B. American Standard Case for Institutional Interchange
C. American Standard Code for Information Interchange
D. American Standard Code for Interchange Information
Answer: C. American Standard Code for Information Interchange
452. Raw facts and figures about any particular topic are
A. Information
B. facts
C. data
D. none of above
Answer: C. data
453. A computer can solve more than one kind of problem. This is related to which of the following characteristics?
A. Accuracy
B. Reliability
C. Versatility
D. Automatic
Answer: C. Versatility
454. From which generation computers the printers were used?
A. first
B. second
C. third
D. fourth
Answer: B. second
455. How many symbols exist in Baudot code?
A. 32
B. 116
C. 58
D. 76
Answer: A. 32
456. Following IC chip integrates 100 thousands electronic components per chip
A. SSI
B. MSI
C. LSI
D. VLSI
Answer: C. LSI
457. An application program that helps the user to change any number and immediately see the result of that change is
A. Desktop publishing program
B. Database
C. Spreadsheet
D. All of above
Answer: C. Spreadsheet
458. In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibition?
A. 1820
B. 1860
C. 1855
D. 1870
Answer: C. 1855
459. What is the name of the new color laptop computer which is powered by a 386 processor at 33 MHz and is built by Epson?
A. AX3/33
B. NEC-20
C. Magnum 2000
D. HCL-3000
Answer: A. AX3/33
460. In analog computer
A. Input is first converted to digital form
B. Input is never converted to digital form
C. Output is displayed in digital form
D. All of the above
Answer: B. Input is never converted to digital form
461. Which of the following computer is not invented by J.P. Eckert and John Mauchly?
A. ENIAC
B. EDVAC
C. UNIVAC
D. EDSAC
Answer: D. EDSAC
462. When was the company named IBM?
A. 1914
B. 1924
C. 1975
D. None of above
Answer: B. 1924
463. Which of the following storage device can store the largest amount of data?
A. Hard Disks
B. Flash Disks
C. Blu-Ray Disks
D. DVDs
Answer: A. Hard Disks
464. Who invented Mark I?
A. Howard Aikin
B. J. P. Eckert
C. John Mauchley
D. John v. Atanasoff
Answer: A. Howard Aikin
465. ALU is
A. Arithmetic Logic Unit
B. Array Logic Unit
C. Application Logic Unit
D. None of above
Answer: A. Arithmetic Logic Unit
466. A computer program that converts an entire program into machine language at one time is called a/an
A. Interpreter
B. CPU
C. Compiler
D. Simulator
Answer: C. Compiler
467. When did arch rivals IBM and Apple Computers Inc. decide to join hands?
A. 1978
B. 1984
C. 1990
D. 1991
Answer: D. 1991
468. The purpose of vacuum tube was to NOT act like
A. an amplifier
B. a switch
C. a router
D. None of above
Answer: C. a router
469. As compared to diskettes, the hard disks are
A. More expensive
B. More portable
C. Less rigid
D. Slowly accessed
Answer: A. More expensive
470. Which of the following is the most quickly accessible storage?
A. RAM
B. Registers
C. Disks
D. Pen Drive
Answer: B. Registers
471. The octal equivalence of 111010 is
A. 81
B. 72
C. 71
D. None of above
Answer: B. 72
472. Excessive parallel processing is related to
A. First generation
B. Fourth generation
C. Fifth Generation
D. Third generation
Answer: C. Fifth Generation
473. Second generation computers were developed during
A. 1949 to 1955
B. 1956 to 1965
C. 1965 to 1970
D. 1970 to 1990
Answer: B. 1956 to 1965
474. What do you call a single point on a computer screen?
A. Cell
B. Element
C. Pixel
D. Bit
Answer: C. Pixel
475. Mostly which of the following device is used to carry user files?
A. Floppy Disk
B. Hard Disk
C. RAM
D. CDROM
Answer: A. Floppy Disk
476. Which of the following computer implemented binary numbers, perform calculations using electronics and implemented separate computation and memory for the first time?
A. Mark I
B. ABC
C. Z3
D. None of above
Answer: B. ABC
477. FORTRAN is a programming language. What does FORTRAN stand for?
A. File Translation
B. Format Translation
C. Formula Translation
D. Floppy Translation
Answer: C. Formula Translation
478. Which of the following memories needs refreshing?
A. SRAM
B. DRAM
C. ROM
D. All of above
Answer: B. DRAM
479. Can you tell what passes into and out from the computer via its ports?
A. Data
B. Bytes
C. Graphics
D. Pictures
Answer: A. Data
480. An output device that uses words or messages recorded on a magnetic medium to produce audio response is
A. Magnetic tape
B. Voice response unit
C. Voice recognition unit
D. Voice band
Answer: B. Voice response unit
481. Which of the items below are considered removable storage media?
A. Removable hard disk cartridges
B. (Magneto-optical) disk
C. Flexible disks cartridges
D. All of the above
Answer: D. All of the above
482. Which of the following is not purely output device?
A. Screen
B. Printer
C. Speaker
D. Plotter
Answer: A. Screen
483. Who developed a mechanical device in the 17th century that could add, subtract, multiple, divide and find square roots?
A. Napier
B. Babbage
C. Pascal
D. Leibniz
Answer: D. Leibniz
484. The first Macintosh computer was from
A. First generation
B. Second generation
C. Third generation
D. Fourth generation
Answer: D. Fourth generation
485. Which of the following is not a form of data?
A. numbers and characters
B. images
C. sound
D. none of above
Answer: D. none of above
486. Which is not a computer classification?
A. mainframe
B. maxframe
C. mini
D. notebook
Answer: B. maxframe
487. The control unit of a microprocessor
A. Stores data in the memory
B. Accepts input data from keyboard
C. Performs arithmetic/logic function
D. None of above
Answer: D. None of above
488. Which of the following is internal memory?
A. Disks
B. Pen Drives
C. RAM
D. CDs
Answer: C. RAM
489. Which operation is not performed by computer
A. Inputting
B. Processing
C. Controlling
D. Understanding
Answer: D. Understanding
490. Floppy disks which are made from flexible plastic material are also called?
A. Hard disks
B. High-density disks
C. Diskettes
D. Templates
Answer: C. Diskettes
491. The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as
A. Magnetic core memory
B. Magnetic tape memory
C. Magnetic disk memory
D. Magnetic bubble memory
Answer: D. Magnetic bubble memory
492. A collection of related instructions organized for a common purpose is referred to as
A. File
B. Database
C. Program
D. None of above
Answer: C. Program
493. Plotter accuracy is measured in terms of repeatability and
A. Buffer size
B. Resolution
C. Vertical dimensions
D. Intelligence
Answer: B. Resolution
494. Computer instructions written with the use of English words instead of binary machine code is called
A. Mnemonics
B. Symbolic code
C. Gray codes
D. Opcode
Answer: B. Symbolic code
495. Which language is directly understood by the computer without translation program?
A. Machine language
B. Assembly language
C. High level language
D. None of above
Answer: A. Machine language
496. On which aspect the analog computers are better than digital?
A. Speed
B. Accuracy
C. Reliability
D. Automatic
Answer: B. Accuracy
497. Which of the following processors use RISC technology?
A. 486dx
B. Power PC
C. 486sx
D. 6340
Answer: B. Power PC
498. Which of the following machine was not invented by Charles Babbage?
A. Tabulating Machine
B. Analytical Engine
C. Difference Engine
D. Both C and D
Answer: A. Tabulating Machine
499. How many numbers could ENIAC store in its internal memory
A. 100
B. 20
C. 80
D. 40
Answer: B. 20
500. The subject of cybernetics deals with the science of
A. Genetics
B. Control and communication
C. Molecular biology
D. Biochemistry
Answer: B. Control and communication
501. Why ABC is considered electro-mechanical computer?
A. Because it was invented before electronic computers were developed
B. Because there are wheels, drums, bars to rotate and move to produce result
C. Because they use the flow of electrons in different component
D. None of above
Answer: B. Because there are wheels, drums, bars to rotate and move to produce result
502. Binary circuit elements have
A. One stable state
B. Two stable state
C. Three stable state
D. None of above
Answer: B. Two stable state
503. Which of the following is used for manufacturing chips?
A. Control bus
B. Control unit
C. Parity unit
D. Semiconductor
Answer: D. Semiconductor
504. Which of the following is not a micro computer?
A. Laptop PCs
B. Tablet PCs
C. Desktop PCs
D. None of above
Answer: D. None of above
505. The value of each bead in earth is
A. 1
B. 3
C. 5
D. 7
Answer: A. 1
506. When did John Napier develop logarithm?
A. 1416
B. 1614
C. 1641
D. 1804
Answer: B. 1614
507. Which of the following terms is the most closely related to main memory?
A. Non volatile
B. Permanent
C. Control unit
D. Temporary
Answer: D. Temporary
508. Which was the world’s first minicomputer and when was it introduced?
A. PDP-I, 1958
B. IBM System/36, 1960
C. PDP-II, 1961
D. VAX 11/780, 1962
Answer: A. PDP-I, 1958
509. A group of magnetic tapes, videos or terminals usually under the control of one master is
A. Cylinder
B. Surface
C. Track
D. Cluster
Answer: D. Cluster
510. The word length of a computer is measured in
A. Bytes
B. Millimeters
C. Meters
D. Bits
Answer: D. Bits
511. What type of memory is not directly addressable by the CPU and requires special softw3are called EMS (expanded memory specification)?
A. Extended
B. Expanded
C. Base
D. Conventional
Answer: B. Expanded
512. Which unit holds data permanently?
A. Input unit
B. Secondary storage unit
C. Output Unit
D. Primary Memory Unit
Answer: B. Secondary storage unit
513. Before a disk can be used to store data. It must be_______
A. Formatted
B. Reformatted
C. Addressed
D. None of the above
Answer: A. Formatted
514. Computer system comprises of major units
A. input unit, output unit, control unit
B. input unit, output unit, control unit and storage
C. input unit, output unit, central processing unit and storage unit
D. input, output and storage units
Answer: C. input unit, output unit, central processing unit and storage unit
515. The first general purpose electronic digital computer in the world was
A. UNIVAC
B. EDVAC
C. ENIAC
D. All of above
Answer: A. UNIVAC
516. Signals can be analog or digital and a computer that processes the both type of signals is known as
A. Analog computer
B. Digital Computer
C. Hybrid Computer
D. Mainframe Computer
Answer: C. Hybrid Computer
517. High level language is also called
A. Problem oriented language
B. Business oriented language
C. Mathematically oriented language
D. All of the above
Answer: D. All of the above
518. Human beings are referred to as Homosapinens, which device is called Sillico Sapiens?
A. Monitor
B. Hardware
C. Robot
D. Computer
Answer: D. Computer
519. Which of the following file organization is most efficient for a file with a high degree of file activity?
A. Sequential
B. ISAM
C. VSAM
D. B-Tree Index
Answer: A. Sequential
520. Which of the following is associated with error detector?
A. Odd parity bit
B. Even parity bit
C. Both of the above
D. None of above
Answer: C. Both of the above
521. Magnetic tape can serve as
A. Secondary storage media
B. Output media
C. Input media
D. All of the above
Answer: A. Secondary storage media
522. Which company is the biggest player in the microprocessor industry?
A. Motorola
B. IBM
C. Intel
D. AMD
Answer: C. Intel
523. The first digital computer built with IC chips was known as
A. IBM 7090
B. Apple ? 1
C. IBM System / 360
D. VAX-10
Answer: C. IBM System / 360
524. EBCDIC can code up to how many different characters?
A. 256
B. 16
C. 32
D. 64
Answer: A. 256
525. MICR stands for
A. Magnetic Ink Character Reader
B. Magnetic Ink Code Reader
C. Magnetic Ink Cases Reader
D. None
Answer: A. Magnetic Ink Character Reader
526. Number crunchier is the informal name for
A. Mini computer
B. Super computer
C. Microcomputer
D. Mainframe computer
Answer: B. Super computer
527. RATS stand for
A. Regression Analysis Time Series
B. Regression Analysis Time Sharing
C. Real Analysis Series
D. All of above
Answer: A. Regression Analysis Time Series
528. Which technology is used in Compact disks?
A. Mechanical
B. Electrical
C. Electro Magnetic
D. Laser
Answer: D. Laser
529. Different components of the motherboard of a PC unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
A. Conductors
B. Buses
C. Connectors
D. Consecutives
Answer: B. Buses
530. Which is the first electronic digital computer?
A. ENIAC
B. MARK I
C. Z3
D. ABC
Answer: D. ABC
531. Which of the following is a storage device?
A. Tape
B. Hard Disk
C. Floppy Disk
D. All of the above
Answer: D. All of the above
532. The metal disks, which are permanently housed in, sealed and contamination free containers are called
A. Hard disks
B. Floppy disk
C. Winchester disk
D. Flexible disk
Answer: C. Winchester disk
533. A computer program that converts an entire program into machine language is called a/an
A. Interpreter
B. Simulator
C. Compiler
D. Commander
Answer: C. Compiler
534. Intel corporation produces chips for which computers?
A. IBM PCs
B. Apple/Macintosh PCs
C. Both of above
D. None of above
Answer: A. IBM PCs
535. The first microprocessor built by the Intel corporation was called
A. 8008
B. 8080
C. 4004
D. 8800
Answer: C. 4004
536. Which of the following is not a class of computers based on size?
A. Mainframe Computers
B. Mini Computers
C. Micro Computers
D. Super Computers
Answer: D. Super Computers
537. Who invented EDSAC?
A. John v. Neumann
B. J.P. Eckert and John Mauchley
C. Maurice Wilkes
D. Howard Aiken
Answer: C. Maurice Wilkes
538. EEPROM stands for
A. Electrically Erasable Programmable Read Only Memory
B. Electronic Erasable Programmable Read Only Memory
C. Easily Erasable Programmable Read Only Memory
D. Easily Erasable Programmable Read Only Memory
Answer: A. Electrically Erasable Programmable Read Only Memory
539. Which of the following is a class of computers based on model?
A. Digital Computer
B. Hybrid Computers
C. Analog Computers
D. AT Computers
Answer: D. AT Computers
540. What are the computers called that performs calculations and comparisons usually in the binary numbering system?
A. Analog Computers
B. Digital Computers
C. Hybrid Computers
D. None of above
Answer: B. Digital Computers
541. ASCII stands for
A. American Standard Code for Information Interchange
B. American Scientific Code for International Interchange
C. American Standard Code for Intelligence Interchange
D. American Scientific Code for Information Interchange
Answer: A. American Standard Code for Information Interchange
542. The data recording format in most of the modern magnetic tape is
A. 7-bit ASCII
B. 7-bit EBCDIC
C. 8-bit ASCII
D. 8-bit EBCDIC
Answer: D. 8-bit EBCDIC
543. Why ABC computer is called so?
A. Because it was developed by Atanasoff and Berry
B. Because it was thought to be the first computer so named with first alphabets of English
C. Both of above are the reason to name the computer ABC
D. None of above are true
Answer: B. Because it was thought to be the first computer so named with first alphabets of English
544. Who designed the first electronics computer ? ENIAC/
A. Von Neumann
B. Joseph M Jacquard
C. J. P. Eckert and J. W. Mauchly
D. All of above
Answer: C. J. P. Eckert and J. W. Mauchly
545. Central Processing Unit is combination of
A. Control and storage
B. Control and output unit
C. Arithmetic logic and input unit
D. Arithmetic logic and control unit
Answer: D. Arithmetic logic and control unit
546. IBM 1401 computer was
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. None of above
Answer: A. Mainframe Computer
547. Time during which a job is processed by the computer is
A. Delay times
B. Real time
C. Execution time
D. Down time
Answer: C. Execution time
548. CD-ROM stands for
A. Compactable Read Only Memory
B. Compact Data Read Only Memory
C. Compactable Disk Read Only Memory
D. Compact Disk Read Only Memory
Answer: D. Compact Disk Read Only Memory
549. Which unit converts user data into machine readable form?
A. Input unit
B. Output unit
C. ALU
D. Control Unit
Answer: A. Input unit
550. Which unit is known as nerve center of computer?
A. ALU
B. CU
C. Memory
D. Registers
Answer: A. ALU
551. What does the disk drive of a computer do?
A. Rotate the disk
B. Read the disk
C. Load a program from the disk into the memory
D. Both b and c
Answer: D. Both b and c
552. Access time is
A. seek time + latency time
B. seek time
C. seek time
D. latency time
Answer: A. seek time + latency time
553. Who invented the microprocessor?
A. Marcian E Huff
B. Herman H Goldstein
C. Joseph Jacquard
D. All of above
Answer: A. Marcian E Huff
554. MICR stands for
A. Magnetic Ink Character Reader
B. Magnetic Ink Code Reader
C. Magnetic Ink Case Reader
D. None of the above
Answer: A. Magnetic Ink Character Reader
555. The Width of a processor’s data path is measured in bits. Which of the following are common data paths?
A. 8 bits
B. 12 bits
C. 16 bits
D. 32 bits
Answer: A. 8 bits
556. MSI is the abbreviation of
A. Medium Scale Integrated
B. Medium System Integrated
C. Medium Scale Intelligent
D. Medium System Intelligent
Answer: A. Medium Scale Integrated
557. IMB launched its first personal computer called IBM-PC in 1981. It had chips from Intel, disk drives from Tandon, operating system from Microsoft, the printer from Epson and the application software from everywhere. Can you name the country which contribute
A. India
B. China
C. Germany
D. Taiwan
Answer: D. Taiwan
558. Which statement is valid about interpreter?
A. It translates one instruction at a time
B. Object code is saved for future use
C. Repeated interpretation is not necessary
D. All of above
Answer: B. Object code is saved for future use
559. Easily reloctable language is
A. Machine language
B. Assembly language
C. High level language
D. Medium level language
Answer: B. Assembly language
560. Which of the following memories needs refresh?
A. SRAM
B. DRAM
C. ROM
D. All of above
Answer: B. DRAM
561. Through which device the main components of the computer communicate with each other?
A. Keyboard
B. System Bus
C. Monitor
D. Memory
Answer: B. System Bus
562. What type of device is computer keyboard?
A. Memory
B. Output
C. Storage
D. Input
Answer: D. Input
563. Which is the limitation of high level language?
A. Lower efficiency
B. Machine dependence
C. machine level coding
D. None of above
Answer: A. Lower efficiency
564. An example of a digital device can be
A. Digital clock
B. Automobile speed meter
C. Clock with a dial and two hands
D. All of the above
Answer: A. Digital clock
565. Which of the following is not true?
A. Transistors are much smaller
B. Transistors produce low heat
C. Transistors were less reliable
D. Transistors were used in radios and other electronic devices
Answer: C. Transistors were less reliable
566. A characteristic of card systems is:
A. Slowness in processing data
B. Using cards as records of transactions
C. Needing a larger DP staff
D. All of the above
Answer: D. All of the above
567. The full form of EEPROM is
A. Electrically Erasable Programmable Read Only Memory
B. Easily Erasable Programmable Read Only Memory
C. Electronic Erasable Programmable Read Only Memory
D. None of the above
Answer: A. Electrically Erasable Programmable Read Only Memory
568. The original ASCII code used__bits of each byte, reserving that last bit for error checking
A. 5
B. 6
C. 7
D. 8
Answer: C. 7
569. A computer programmer
A. Does all the thinking for a computer
B. Can enter input data quickly
C. Can operate all types of computer equipments
D. Can draw only flowchart
Answer: A. Does all the thinking for a computer
570. Fifth generation computer is also known as
A. Knowledge information processing system
B. Very large scale integration (VLSI)
C. Both of above
D. None of above
Answer: A. Knowledge information processing system
571. The commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called
A. ASCII
B. EBCDIC
C. BCD
D. All of above
Answer: D. All of above
572. Which of the following have low failure rate?
A. mechanical devices
B. electronic devices
C. electro-mechanical devices
D. None of above
Answer: B. electronic devices
573. Which of the following memories need refresh?
A. SRAM
B. DRAM
C. ROM
D. All of the above
Answer: B. DRAM
574. A typical personal computer used for business purposes would have__ of RAM.
A. 4 KB
B. 16 K
C. 64 K
D. 256 K
Answer: D. 256 K
575. The ALU of a computer normally contains a number of high speed storage element called
A. Semiconductor memory
B. Registers
C. Hard disks
D. Magnetic disk
Answer: B. Registers
576. Which was the computer conceived by Babbage?
A. Analytical Engine
B. Arithmetic Machine
C. Donald Kunth
D. All of above
Answer: A. Analytical Engine
577. The processing speed of first generation computers was
A. milliseconds
B. microseconds
C. nanoseconds
D. picoseconds
Answer: A. milliseconds
578. Model 5100 was ______ in 1957.
A. The first PC built by IBM
B. The first PC built by Apple
C. The first PC built by Motorola
D. The first PC built by Intel
Answer: A. The first PC built by IBM
579. VGA is
A. Video Graphics Array
B. Visual Graphics Array
C. Volatile Graphics Array
D. Video Graphics Adapter
Answer: A. Video Graphics Array
580. A kind of scanner MICR is the short form of
A. Magnetic Ink Character Reader
B. Magnetic Ink Code Reader
C. Magnetic Ink Cases Reader
D. None
Answer: A. Magnetic Ink Character Reader
581. Which of the following is not a class based on size?
A. Mainframe Computer
B. Micro Computer
C. Mini Computer
D. Digital Computer
Answer: D. Digital Computer
582. Which 8-bit chip was used in many of today’s TRS-80 computers?
A. Z-8000
B. Motorola 6809
C. Z-8808
D. Z-80
Answer: D. Z-80
583. Which of the following disk is fixed disk?
A. Hard Disks
B. Flash Disks
C. Blu-Ray Disks
D. DVDs
Answer: A. Hard Disks
584. Which of the following professions has not been affected by personal computers?
A. Medical
B. Clerical and law
C. Accounting
D. None of the above
Answer: D. None of the above
585. The word Abacus is derived from Abax, a word from
A. Latin language
B. Greek Language
C. Sanskrit language
D. Ancient Egypt
Answer: A. Latin language
586. In latest generation computers, the instructions are executed
A. Parallel only
B. Sequentially only
C. Both sequentially and parallel
D. All of above
Answer: C. Both sequentially and parallel
587. Which of the following memory medium is not used as main memory system?
A. Magnetic core
B. Semiconductor
C. Magnetic tape
D. Both a and b
Answer: C. Magnetic tape
588. An online backing storage system capable of storing larger quantities of data is
A. CPU
B. Memory
C. Mass storage
D. Secondary storage
Answer: C. Mass storage
589. A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called
A. Laser printer
B. Ink-jet printer
C. Drum printer
D. Chan printer
Answer: B. Ink-jet printer
590. Which of the following does not affect the resolution of a video display image?
A. Bandwidth
B. Raster scan rage
C. Vertical and horizontal lines of resolution
D. Screen size
Answer: D. Screen size
591. Which of the following printing devices an output composed of a series of data?
A. Wire matrix printer
B. Band printer
C. Wang image printer
D. Both a and c
Answer: D. Both a and c
592. Which of the following is an example of fifth generation computer?
A. PIM/m
B. ICL 2950
C. IBM 1401
D. None of above
Answer: A. PIM/m
593. Magnetic disks are the most popular medium for
A. Direct access
B. Sequential access
C. Both of above
D. None of above
Answer: C. Both of above
594. Which of the following is not a third generation computer?
A. IBM 360
B. IBM 1401
C. PDP-8
D. HP2115
Answer: B. IBM 1401
595. The number of records contained within a block of data on magnetic tape is defined by the
A. Block definition
B. Record contain clause
C. Blocking factor
D. Record per block
Answer: C. Blocking factor
596. Mark I is also known as
A. American Sequence Controlled Calculator
B. Automatic Sequence Calculating Controller
C. American Sequence Controlled Computer
D. Automatic Sequence Controlled Calculator
Answer: D. Automatic Sequence Controlled Calculator
597. Which of the following registers is loaded with the contents of the memory location pointed by the PC?
A. Memory address registers
B. Memory data registers
C. Instruction register
D. Program counter
Answer: C. Instruction register
598. Which of the following are the cheapest memory devices in terms of Cost/Bit?
A. Semiconductor memories
B. Magnetic Disks
C. Compact Disks
D. Magnetic Tapes
Answer: C. Compact Disks
599. MIS is designed to provide information needed for effective decision making by?
A. Consumers
B. Workers
C. Foremen
D. Managers
Answer: D. Managers
600. Which is valid statement
A. 1 KB = 1024 Bytes
B. 1 MB = 1024 Bytes
C. 1 KB = 1000 Bytes
D. 1 MB = 1000 Bytes
Answer: A. 1 KB = 1024 Bytes
601. Latency time is
A. Time to spin the needed data under head
B. Time to spin the needed data under track
C. Time to spin data under sector
D. All of above
Answer: A. Time to spin the needed data under head
602. Who built the first Mechanical Calculator
A. Joseph Marie Jacquard
B. John Mauchly
C. Blaise Pascal
D. Howard Aiken
Answer: C. Blaise Pascal
603. The most important advantage of a video disk is
A. Compactness
B. Potential capacity
C. Durability
D. Cost effectiveness
Answer: B. Potential capacity
604. Which of the following generation computers had expensive operation cost?
A. First
B. Second
C. Third
D. Fourth
Answer: A. First
605. An IBM system/38 represents the computer class of:
A. Small-scale computer
B. Medium-scale computer
C. Large-scale computer
D. Super computer
Answer: A. Small-scale computer
606. Another word for a daisy wheel printer
A. Petal printer
B. Golf ball printer
C. Laser printer
D. Line printer
Answer: B. Golf ball printer
607. Cursor is a ____
A. Pixel
B. Thin blinking line
C. Pointing device
D. None of these
Answer: B. Thin blinking line
608. Which device is used to backup the data?
A. Floppy Disk
B. Tape
C. Network Drive
D. All of the above
Answer: D. All of the above
609. Which of the following printers are you sure will not to use if your objective is to print on multi carbon forms?
A. Daisy wheel
B. Dot matrix
C. Laser
D. Thimble
Answer: C. Laser
610. Which of the following items are examples of storage devices?
A. Floppy / hard disks
B. CD-ROMs
C. Tape devices
D. All of the above
Answer: D. All of the above
611. ASCII and EBCDIC are the popular character coding systems. What does ASCII stand for?
A. American Stable Code for International Interchange
B. American Standard Case for Institutional Interchange
C. American Standard Code for Information Interchange
D. American Standard Code for Interchange Information
Answer: C. American Standard Code for Information Interchange
612. Which computers are used as servers for any medium sized organizations?
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. Super Computers
Answer: B. Mini Computers
613. Slide Rules was invented in
A. 1614
B. 1617
C. 1620
D. None of above
Answer: C. 1620
614. A normal CD-ROM usually can store up to __________data?
A. 680 KB
B. 680 Bytes
C. 680 MB
D. 680 GB
Answer: C. 680 MB
615. Which of the following required large computer memory?
A. Imaging
B. Graphics
C. Voice
D. All of above
Answer: D. All of above
616. Which was the computer conceived by Babbage?
A. Analytical engine
B. Arithmetic machine
C. Donald Knuth
D. All of above
Answer: A. Analytical engine
617. The lower deck of an abacus is known as
A. heaven
B. sky
C. earth
D. floor
Answer: C. earth
618. All modern computer operate on
A. Information
B. Floppies
C. Data
D. Word
Answer: C. Data
619. The computer that can input analog signals and return result in digital form
A. Analog Computers
B. Digital Computers
C. Hybrid Computers
D. Mainframe Computers
Answer: C. Hybrid Computers
620. Offline device is
A. A device which is not connected to CPU
B. A device which is connected to CPU
C. A direct access storage device
D. An I/O device
Answer: A. A device which is not connected to CPU
621. What is the latest write-once optical storage media?
A. Digital paper
B. Magneto-optical disk
C. WORM disk
D. CD-ROM disk
Answer: D. CD-ROM disk
622. Which of the following programming language started from second generation?
A. LISP
B. C
C. QBASIC
D. FORTRAN
Answer: D. FORTRAN
623. Which one of the following input device is user-programmable?
A. Dumb terminal
B. Smart terminal
C. VDT
D. Intelligent terminal
Answer: D. Intelligent terminal
624. Floppy disks typically in diameter
A. 3?
B. 5.25?
C. 8?
D. All of above
Answer: D. All of above
625. Current SIMMs have either __ or __ connectors (pins)
A. 9 or 32
B. 30 or 70
C. 28 or 72
D. 30 or 72
Answer: D. 30 or 72
626. Dot-matrix is a type of
A. Tape
B. Printer
C. Disk
D. Bus
Answer: B. Printer
627. Which is not consisted in a processor
A. ALU
B. CU
C. Memory
D. Registers
Answer: C. Memory
628. IBM 1401 is the first computer to enter in Nepal. It belonged to
A. First Generation
B. Second Generation
C. Third Generation
D. Froth Generation
Answer: B. Second Generation
629. The Third Generation Computer was made with ________.
A. Vacuum Tube
B. Discrete Components
C. IC
D. Bio Chips
Answer: C. IC
630. Which of the following are the two main components of the CPU?
A. Control Unit and Registers
B. Registers and Main Memory
C. Control unit and ALU
D. ALU and bus
Answer: C. Control unit and ALU
631. Fifth generation computer is also known as
A. Knowledge information processing system
B. Very large scale integration
C. Both of above
D. None of above
Answer: A. Knowledge information processing system
632. What is the name of the computer terminal which gives paper printout?
A. Display screen
B. Soft copy terminal
C. Hard copy terminal
D. Plotter
Answer: C. Hard copy terminal
633. Programs are executed on the basis of a priority number in a
A. Batch processing system
B. Multiprogramming
C. Time sharing
D. None of these
Answer: B. Multiprogramming
634. When was Apple Macintosh II microcomputer introduced in the market?
A. 1964
B. 1970
C. 1983
D. 1986
Answer: C. 1983
635. When was the world’s first laptop computer introduced in the market and by whom?
A. Hewlett-Packard
B. Epson, 1981
C. Laplink traveling software In1982
D. Tandy model-2000, 1985
Answer: B. Epson, 1981
636. Today’s computer giant IBM was earlier known by different name which was changed in 1924. What was that name?
A. Computer Tabulating Recording Co.
B. The Tabulator Ltd.
C. International Computer L
Answer: B. The Tabulator Ltd.
637. The personnel who deals with the computer and its management put together are called
A. Software
B. Human ware
C. Firmware
D. Hardware
Answer: B. Human ware
638. Which of the following is input device?
A. scanner
B. speaker
C. monitor
D. projector
Answer: A. scanner
639. Which of the following is true?
A. Fields are composed of bytes
B. Records are composed of fields
C. Fields are composed of characters
D. All of above
Answer: D. All of above
640. Who built the world’s first electronic calculator using telephone relays, light bulbs and batteries?
A. Claude Shannon
B. Konrard Zues
C. George Stibits
D. Howard H. Aiken
Answer: C. George Stibits
641. WAN is a most used abbreviation in Networking, what is its full form?
A. WAP Area Network
B. Wide Area Network
C. Wide Array of Network
D. Wireless Access Network
Answer: B. Wide Area Network
642. In which language is source program written?
A. English
B. Symbolic
C. High level
D. Temporary
Answer: C. High level
643. Which of the following is correct acronym of VGA?
A. Video Graphics Array
B. Visual Graphics Array
C. Volatile Graphics Array
D. Video Graphics Adapter
Answer: A. Video Graphics Array
644. A song being played on computer speaker is
A. hard output
B. soft output
C. both hard and soft output
D. neither hard nor soft output
Answer: B. soft output
645. In the IBM PC-At, what do the words AT stand for
A. Additional Terminals
B. Advance technology
C. Applied technology
D. Advanced terminology
Answer: B. Advance technology
646. Size of the primary memory of a PC ranges between
A. 2KB to 8KB
B. 64KB & 256KB
C. 256KB & 640KB
D. None of these
Answer: C. 256KB & 640KB
647. What is the number of read-write heads in the drive for a 9-trac magnetic tape?
A. 9
B. 16
C. 18
D. 27
Answer: A. 9
648. Apple company used chips from ______ for its computers
A. Intel
B. Motorola
C. Both of above
D. None of above
Answer: B. Motorola
649. Which of the following is a feature of fifth generation computers?
A. Use of natural language
B. artificial intelligence
C. bio-chips
D. All of above
Answer: D. All of above
650. Charles Babbage was awarded by Royal Society for his
A. Difference Engine
B. Analytic Engine
C. Binary System in Analytic Engine
D. His concept of input, mill, output and storage
Answer: A. Difference Engine
651. A computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as
A. Super computer
B. Mini computer
C. Micro computer
D. Macro computer
Answer: A. Super computer
652. When we look at the cost, which of the following computer is most expensive?
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. Super Computers
Answer: D. Super Computers
653. Which of the following will happen when data is entered into a memory location?
A. It will add to the content of the location
B. It will change the address of the memory location
C. It will erase the previous content
D. It will not be fruitful if there is already some data at the location
Answer: C. It will erase the previous content
654. Which device is used as the standard pointing device in a Graphical User Environment?
A. Keyboard
B. Mouse
C. Joystick
D. Track ball
Answer: B. Mouse
655. Mini computers and micro computers are from which generation of computers?
A. First
B. Second
C. Third
D. Fourth
Answer: D. Fourth
656. Pick the one that is used for logical operations or comparisons such as less than equal to or greater than.
A. Arithmetic and Logic Unit
B. Control Unit
C. Both of above
D. None of above
Answer: A. Arithmetic and Logic Unit
657. The operating speed of third generation computer was
A. Milliseconds
B. Microseconds
C. Nanoseconds
D. Picoseconds
Answer: C. Nanoseconds
658. Which of the following is true?
A. Mark I was 8 feet long
B. Mark I was 2 feet long
C. Mark I was 40 feet long
D. None of above
Answer: D. None of above
659. Charles Babbage is considered the father of modern computers because
A. of his difference engine
B. of his analytical engine
C. his concept of input, mill and output
D. All of above
Answer: C. his concept of input, mill and output
660. Which of the following is used only for data entry and storage, and never for processing?
A. Mouse
B. Dumb terminal
C. Micro computer
D. Dedicated data entry system
Answer: B. Dumb terminal
661. What was the first computer brought in Nepal?
A. ICL/2950
B. ENIAC
C. IBM 1401
D. None of above
Answer: C. IBM 1401
662. The primary advantage of key-to-tape data entry system is
A. A large percentage of editing can be performed at the time of data entry
B. Key verification is easily performed
C. The tape is reusable
D. Keying errors can be detected as they occur.
Answer: C. The tape is reusable
663. Basic is ________ language.
A. a procedural
B. an object oriented
C. both A and B
D. none of the above
Answer: A. a procedural
664. A computer Program that translates one program instruction at a time into machine language is called a/an
A. Interpreter
B. CPU
C. Compiler
D. Simulator
Answer: A. Interpreter
665. Which of the following have the fastest access time?
A. Semiconductor Memories
B. Magnetic Disks
C. Magnetic Tapes
D. Compact Disks
Answer: A. Semiconductor Memories
666. The first electronic general purpose digital computer built by Eckert and Mauchly called ENIAC did not work on the stored program concept. How many numbers could it store in its internal memory?
A. 100
B. 20
C. 40
D. 80
Answer: B. 20
667. The computer that process both analog and digital is called
A. Analog computer
B. Digital computer
C. Hybrid computer
D. Mainframe computer
Answer: C. Hybrid computer
668. What was the name of the first commercially available microprocessor chip?
A. Intel 308
B. Intel 33
C. Intel 4004
D. Motorola 639
Answer: C. Intel 4004
669. Which of the following class of computers can process physical quantities such as speed?
A. Analog Computers
B. Digital Computers
C. Hybrid Computers
D. None of above
Answer: A. Analog Computers
670. How many types of storage loops exists in magnetic bubble memory
A. 8
B. 4
C. 16
D. 2
Answer: D. 2
671. When did IBM introduce the 20286 based PC/AT?
A. 1982
B. 1984
C. 1985
D. 1989
Answer: B. 1984
672. The silicon chips used for data processing are called
A. RAM chips
B. ROM chips
C. Micro processors
D. PROM chips
Answer: C. Micro processors
673. Which computers used operating systems by Microsoft?
A. IBM PCs
B. Apple/Macintosh PCs
C. IBM Compatibles
D. Both A & C
Answer: D. Both A & C
674. One of the main feature that distinguish microprocessors from micro-computer is
A. Words are usually large in microprocessors
B. Words are shorter in microprocessors
C. Microprocessor does not contain I/O device
D. Exactly the same as the machine cycle time
Answer: C. Microprocessor does not contain I/O device
675. Napier’s Bones were invented in
A. 1614
B. 1617
C. 1620
D. None of above
Answer: B. 1617
676. One computer that is not considered a portable computer is
A. Minicomputer
B. A laptop computer
C. Tablet PC
D. All of the above
Answer: A. Minicomputer
677. Computers built before the First Generation of computers were:
A. Mechanical
B. Electro-mechanical
C. Electrical
D. None of these
Answer: B. Electro-mechanical
678. Which of the following is a way to access secondary memory?
A. Random access memory
B. Action method
C. Transfer method
D. Density method
Answer: A. Random access memory
679. What is System Analysis?
A. The design of the screen the user will see and use to enter or display data
B. System analysis defines the format and type of data the program will use
C. System Analysis involves creating formal model of the problem to be solved
D. None of the above
Answer: C. System Analysis involves creating formal model of the problem to be solved
680. Which of the following devices have a limitation that we can only store information to it but cannot erase or modify it?
A. Floppy Disk
B. Hard Disk
C. Tape Drive
D. CDROM
Answer: D. CDROM
681. Which is an item of storage medium in the form of circular plate?
A. Disk
B. CPU
C. Printer
D. ALU
Answer: A. Disk
682. Daisy wheel printer is a type of
A. Matrix printer
B. Impact printer
C. Laser printer
D. Manual printer
Answer: B. Impact printer
683. A number system that has eight different symbols to represent any quantity is known as
A. Binary
B. Octal
C. Decimal
D. Hexadecimal
Answer: B. Octal
684. The two basic types of record access methods are:
A. Sequential and random
B. Sequential and indexed
C. Direct and immediate
D. Online and real time
Answer: A. Sequential and random
685. Artificial Intelligence is associated with which generation?
A. First Generation
B. Second Generation
C. Fifth Generation
D. Sixth Generation
Answer: C. Fifth Generation
686. One of a class of storage device devices that can access storage locations in any order is
A. DTE
B. DASD
C. DDE
D. DDE
Answer: B. DASD
687. The actual execution of instructions happens in
A. ALU
B. CU
C. Memory
D. None of above
Answer: A. ALU
688. Floppy disks are available in
A. Single side single density
B. Single side double density
C. Both of above
D. None of above
Answer: C. Both of above
689. Which of the following is not electro-mechanical computer?
A. Z3
B. ABC
C. mark I
D. ENIAC
Answer: D. ENIAC
690. Which of the following is a programming language?
A. Lotus
B. Pascal
C. MS-Excel
D. Netscape
Answer: B. Pascal
691. Which converts the user data into machine readable form?
A. input unit, output unit, control unit
B. central processing unit
C. output unit
D. decoder unit
Answer: A. input unit, output unit, control unit
692. In what respect human beings are superior to computers?
A. Diligence
B. Intelligence
C. Slavery
D. Reliability
Answer: B. Intelligence
693. As compared to the secondary memory, the primary memory of a computer is
A. Large
B. Cheap
C. Fast
D. Slow
Answer: C. Fast
694. The language that the computer can understand and execute is called
A. Machine language
B. Application software
C. System program
D. All of above
Answer: A. Machine language
695. How was the generation of computer classified?
A. by the device used in memory & processor
B. by the speed of computer
C. by the model of the computer
D. by the accuracy of computer
Answer: A. by the device used in memory & processor
696. Which of the following is not a feature of first generation computers
A. They used vacuum tubes or valves as main electronic component
B. They consumed lots of electricity and produced excessive heat
C. They used machine language and assembly language to program the machine
D. None of above
Answer: C. They used machine language and assembly language to program the machine
697. CAD stands for
A. Computer aided design
B. Computer algorithm for design
C. Computer application in design
D. All of the above
Answer: A. Computer aided design
698. Which of the following memories has the shortest access times?
A. Cache memory
B. Magnetic bubble memory
C. Magnetic core memory
D. RAM
Answer: A. Cache memory
699. A small or intelligent device is so called because it contains within it a
A. Computer
B. Microcomputer
C. Programmable
D. Sensor
Answer: D. Sensor
700. Which of the following is not a primary storage device?
A. Magnetic tape
B. Magnetic disk
C. Optical disk
D. All of above
Answer: D. All of above
701. Who invented Analytical engine?
A. Blaise Pascal
B. George Bool
C. Charles Babbage
D. Dr. Herman Hollerith
Answer: C. Charles Babbage
702. CPU speed of a personal computer is
A. 32 KIPS
B. 100 KIPS
C. 1 MIPS
D. None of these
Answer: B. 100 KIPS
703. Circular division of disks to store and retrieve data are known as
A. tracks
B. sectors
C. cycles
D. rings
Answer: A. tracks
704. Which statement is valid?
A. 1KB = 1024 bytes
B. 1 MB=2048 bytes
C. 1 MB = 1000 kilobytes
D. 1 KB = 1000 bytes
Answer: A. 1KB = 1024 bytes
705. The least significant bit of the binary number, which is equivalent to any odd decimal number, is:
A. 0
B. 1
C. 1 or 0
D. 3
Answer: A. 0
706. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance,
A. Capacitance keyboard
B. Mechanical keyboard
C. Qwerty keyboard
D. Dvorak keyboard
Answer: A. Capacitance keyboard
707. The Stepped Reckoner was invented by
A. John Napier
B. William Oughtred
C. Gottfried Leibnitz
D. Blaise Pascal
Answer: C. Gottfried Leibnitz
708. A term used to describe interconnected computer configuration is
A. Multiprogramming
B. Modulation
C. Multiprocessing
D. Micro program sequence
Answer: A. Multiprogramming
709. While inserting a diskette into the diskette drive of a PC, the diskette’s label side should face
A. East
B. North
C. South
D. Up
Answer: D. Up
710. Most of the inexpensive personal computers do not have any disk or diskette drive. What is the name of such computes?
A. Home computers
B. Diskless computers
C. Dedicated computers
D. General purpose computers
Answer: B. Diskless computers
711. What is a light pen?
A. Mechanical Input device
B. Optical input device
C. Electronic input device
D. Optical output device
Answer: B. Optical input device
712. Which of the following class of computers can not support multiple users simultaneously?
A. Mainframe Computer
B. Mini Computers
C. Micro Computers
D. All of them can support
Answer: C. Micro Computers
713. Which of the following is considered first computer in the world?
A. Z3
B. ABC
C. Mark I
D. None of above
Answer: C. Mark I
714. When a key is pressed on the keyboard, which standard is used for converting the keystroke into the corresponding bits?
A. ANSI
B. ASCII
C. EBCDIC
D. ISO
Answer: A. ANSI
715. In order to play and hear sound on a computer, one needs:
A. a sound card and speakers
B. a microphone
C. all of them required
D. none of them required
Answer: A. a sound card and speakers
716. Which of the following devices can be sued to directly image printed text?
A. OCR
B. OMR
C. MICR
D. All of above
Answer: A. OCR
717. For which of the following computers can’t be used?
A. gathering data
B. calculating data
C. comparing data
D. Arranging data
Answer: A. gathering data
718. Which of the following is called low level languages?
A. Machine language
B. Assembly language
C. Both of the above
D. None of above
Answer: C. Both of the above
719. A factor which would strongly influence a business person to adopt a computer is its
A. Accuracy
B. Reliability
C. Speed
D. All of above
Answer: D. All of above
720. Who invented punched cards?
A. Charles Babbage
B. Dr. Herman Hollerith
C. Howard Aikin
D. Joseph Jacquard
Answer: D. Joseph Jacquard
721. Each model of a computer has a unique
A. Assembly of a computer
B. Machine language
C. High level language
D. All of the above
Answer: B. Machine language
722. Which of the following is not a primary storage device?
A. Magnetic tape
B. Magnetic disk
C. Optical disk
D. All of the above
Answer: D. All of the above
723. In a punched card system, data is processed by a
A. Keypunch machine, sorter and posting machine
B. Accounting machine, posting machine, and billing machine
C. Sorter, posting machine, and billing machine
D. Accounting machine, keypunch machine and sorter
Answer: D. Accounting machine, keypunch machine and sorter
724. Which device is required for the Internet connection?
A. Joystick
B. Modem
C. CD Drive
D. NIC Card
Answer: B. Modem
725. A set of rods where numbers were carved and used for multiplication and division aids is known as
A. Pascaline
B. Napier’s Bones
C. Stepped Reckoner
D. Slide Rule
Answer: B. Napier’s Bones
726. Seek time is
A. time to position the head over proper track
B. time to position the head over proper sector
C. time to position the head over proper cylinder
D. none of above
Answer: A. time to position the head over proper track
727. Tape speed is measured in
A. Feet per second
B. Inch per second
C. Meter per second
D. Centimeter per second
Answer: B. Inch per second
728. Punched cards were first introduced by
A. Powers
B. Pascal
C. Jacquard
D. Herman Hollerith
Answer: D. Herman Hollerith
729. Which computer support co-processors?
A. XT computer
B. AT computers
C. None of these
D. Both of these
Answer: B. AT computers
730. A floppy disk contains
A. Circular tracks only
B. Sectors only
C. Both circular tracks and sectors
D. None of the above
Answer: C. Both circular tracks and sectors
731. The capacity of 3.5 inch floppy disk is
A. 1.40 MB
B. 1.44 GB
C. 1.40 GB
D. 1.44 MB
Answer: D. 1.44 MB
732. The contribution of Konrad Zuse was long ignored because
A. He made the computers secretly
B. his computers were very complicated and it took time for the people to recognize its power
C. of political reasons. He was German.
D. All of the above
Answer: C. of political reasons. He was German.
733. Any method for controlling access to or use of memory is known
A. Memory map
B. Memory protection
C. Memory management
D. Memory instruction
Answer: B. Memory protection
734. In what respect computers are superior to human beings?
A. Diligence
B. Intelligence
C. Both of above
D. None of above
Answer: A. Diligence
735. Com in Latin is
A. intensifying prefix
B. intensifying suffix
C. a term that means to reckon
D. None of above
Answer: A. intensifying prefix
736. The system unit of a personal computer typically contains all of the following except:
A. Microprocessor
B. Disk controller
C. Serial interface
D. Modem
Answer: D. Modem
737. Which of the following is related to fifth generation computers?
A. Knowledge information processing system
B. Very large scale integration (VLSI)
C. Both of above
D. Only b
Answer: A. Knowledge information processing system
738. The process of starting a or restarting a computer system by loading instructions from a secondary storage device into the computer memory is called
A. Duping
B. Booting
C. Padding
D. CPS
Answer: B. Booting
739. MSI stands for
A. Medium Scale Integrated Circuits
B. Medium System Integrated Circuits
C. Medium Scale Intelligent Circuit
D. Medium System Intelligent Circuit
Answer: A. Medium Scale Integrated Circuits
740. A Pixel is _________
A. A computer program that draws picture
B. A picture stored in secondary memory
C. The smallest resolvable part of a picture
D. None of these
Answer: C. The smallest resolvable part of a picture
741. A/n _____ Device is any device that provides information, which is sent to the CPU
A. Input
B. Output
C. CPU
D. Memory
Answer: A. Input
742. What was the nick name of the computer used by the Americans in 1952 for their H-bomb project?
A. ENIAC
B. EDSAC
C. MANIAC
D. UNIVAC
Answer: C. MANIAC
743. Which is the type of memory for information that does not change on your computer?
A. RAM
B. ROM
C. ERAM
D. RW / RAM
Answer: B. ROM
744. LSI, VLSI & ULSI chips were used in which generation?
A. First
B. Second
C. Third
D. Fourth
Answer: D. Fourth
745. Which of the following is the largest manufacturer of Hard Disk Drives?
A. IBM
B. Seagate
C. Microsoft
D. 3M
Answer: B. Seagate
746. Networking such as LAN, MAN started from
A. First generation
B. Second generation
C. Third generation
D. Fourth generation
Answer: D. Fourth generation
747. Which characteristic of computer distinguishes it from electronic calculators?
A. Accuracy
B. Storage
C. Versatility
D. Automatic
Answer: C. Versatility
748. Which of the following registers is used to keep track of address of the memory location where the next instruction is located?
A. Memory address register
B. Memory data register
C. Instruction register
D. Program counter
Answer: D. Program counter
749. Which of the following is not the classification of computers based on application?
A. Electronic Computers
B. Analog Computers
C. Digital Computers
D. Hybrid Computers
Answer: A. Electronic Computers
750. Which of the following is not a type of Software
A. System Software
B. Application Software
C. Utility Software
D. Entertainment Software
Answer: D. Entertainment Software
751. Who invented the high level language C?
A. Dennis M. Ritchie
B. Niklaus Writh
C. Seymour Papert
D. Donald Kunth
Answer: A. Dennis M. Ritchie
752. What do you call the programs that are used to find out possible faults and their causes?
A. Operating system extensions
B. Cookies
C. Diagnostic software
D. Boot diskettes
Answer: C. Diagnostic software
753. Which computer memory is used for storing programs and data currently being processed by the CPU?
A. Mass memory
B. Internal memory
C. Non-volatile memory
D. PROM
Answer: B. Internal memory
754. Which of the following code used in present day computing was developed by IBM Corporation?
A. ASCII
B. Hollerith Code
C. Baudot Code
D. EBCDIC Code
Answer: D. EBCDIC Code
755. When was the transistors invented?
A. 1948
B. 1938
C. 1958
D. 1968
Answer: A. 1948
756. In the third Generation of computers
A. Distributed data processing first became popular
B. An operating system was first developed
C. High level procedural language were first used
D. Online real time systems first become popular
Answer: D. Online real time systems first become popular
757. Most important advantage of an IC is its
A. Easy replacement in case of circuit failure
B. Extremely high reliability
C. Reduced cost
D. Lower power consumption
Answer: B. Extremely high reliability
758. Which of the following magazines covers only the IBM PC and its compatibles?
A. Byte
B. PC Magazine
C. Personal Computing
D. Interface Age
Answer: B. PC Magazine
759. UNIVAC was a first generation computer. What is its full form?
A. Universal Automatic Computer
B. Universal Array Computer
C. Unique Automatic Computer
D. Unvalued Automatic Computer
Answer: A. Universal Automatic Computer
760. Which of the following is required when more than one person uses a central computer at the same time?
A. Terminal
B. Light pen
C. Digitizer
D. Mouse
Answer: A. Terminal
761. Which of the following is not an output device?
A. Scanner
B. Printer
C. Flat Screen
D. Touch Screen
Answer: D. Touch Screen
762. Personal computers used a number of chips mounted on a main circuit board. What is the common name for such boards?
A. Daughterboard
B. Motherboard
C. Father board
D. Childboard
Answer: B. Motherboard