Multimedia Packages Multiple Choice Questions
1. A video consists of a sequence of
A. Frames
B. Signals
C. Packets
D. Slots
Answer: A. Frames
2. If frames are displayed on screen fast enough, we get an impression of
A. Signals
B. Motions
C. Packets
D. Bits
Answer: B. Motions
3. To receive signal, a translator is needed to decode signal and encode it again at a
A. High Quality
B. Lower Quality
C. Same Quality
D. Bad Quality
Answer: B. Lower Quality
4. Session Initiation Protocol (SIP), is very
A. Independent
B. Flexible
C. Dependant
D. Complex
Answer: B. Flexible
5. Establishing a session in Session Initiation Protocol (SIP), requires a three-way
A. Protocols
B. System
C. Ports
D. Handshake
Answer: D. Handshake
6. Moving Picture Experts Group (MPEG) is used to compress
A. Frames
B. Images
C. Audio
D. Video
Answer: D. Video
7. A combination of an encryption algorithm and a decryption algorithm is called a
A. plain text
B. cipher
C. original text
D. shift cipher
Answer: B. cipher
8. ______is any combination of text, graphic art, sound, animation, and video delivered to you by computer or other electronic devices.
A. Multimedia
B. Network
C. Hyper media
D. Visual Media
Answer: A. Multimedia
9. You need hardware, software and ______to make multimedia
A. network
B. compact disk drive
C. good idea
D. programing knowledge
Answer: C. good idea
10. A structure of linked elements through which the user can navigate, interactive multimedia becomes ______.
A. Hypermedia
B. Hypertext
C. inter media
D. digital media
Answer: B. Hypertext
11. XML stands for _____.
A. eXtra Multi Language
B. eXprimental Markup Language
C. eXtensible Making Language
D. eXtensible Markup Language
Answer: D. eXtensible Markup Language
12. Most common compression technique that is used to create CDquality audio is based on perceptual encoding technique is called
A. Predictive Encoding
B. Perceptual Encoding
C. MPEG
D. JPEG
Answer: B. Perceptual Encoding
13. In Audio and Video Compression, each frame is divided into small grids, called picture elements or
A. Frame
B. Packets
C. Pixels
D. Mega Pixels
Answer: C. Pixels
14. Streaming stored audio/video, files are compressed and stored on
A. IP
B. Server
C. Domain
D. Internet
Answer: B. Server
15. Live streaming is still using Transmission Control Protocol (TCP) and multiple unicasting instead of
A. Unicasting
B. Multicasting
C. Layered Control
D. Protocol Control
Answer: B. Multicasting
16. Moving Picture Experts Group (MPEG-2), was designed for high-quality DVD with a data rate of
A. 3 to 6 Mbps
B. 4 to 6 Mbps
C. 5 to 6 Mbps
D. 6 to 6 Mbps
Answer: A. 3 to 6 Mbps
17. Joint Photographic Experts Group (JPEG) is used to compress
A. Music
B. Pictures
C. Images
D. Frames
Answer: C. Images
18. Real-time traffic needs support of
A. Unicasting
B. Multicasting
C. Layered Control
D. Protocol Control
Answer: B. Multicasting
19. We can divide audio and video services into
A. 1 broad categories
B. 2 broad categories
C. 3 broad categories
D. 4 broad categories
Answer: C. 3 broad categories
20. In Video Compression, an independent frame that is not related to any other frame is called
A. B-Frame
B. C-Frame
C. I-Frame
D. P-Frame
Answer: C. I-Frame
21. RTP uses a temporary even-numbered
A. RTCP
B. SMTP
C. UDP port
D. None
Answer: C. UDP port
22. MP3 produces three data rates from 96 Kbps to
A. 128 Kbps
B. 164 Kbps
C. 256 Kbps
D. 320 Kbps
Answer: B. 164 Kbps
23. For music, we need to compress digitize signals at
A. 1.41 I-MHz
B. 1.42 I-MHz
C. 1.45 I-MHz
D. 1.48 I-MHz
Answer: A. 1.41 I-MHz
24. Sometimes real-time traffic needs
A. Organization
B. Traffic
C. Channelizing
D. Tr
Answer: A. Organization
25. In Real-Time Transport Protocol (RTP), source periodically sends a source description message to give additional infomation about
A. Message
B. Itself
C. Protocols
D. Packets
Answer: B. Itself
26. Audio compression can be used for
A. Speech or Music
B. Voice and Data
C. Picture and Colors
D. Video and Voice
Answer: A. Speech or Music
27. In Real Time Interactive Audio Video, conferencing requires two way communication between
A. receivers and senders
B. Packet to Frames
C. Pixels to Packets
D. Frames to Pixels
Answer: A. receivers and senders
28. In Real Time Interactive Audio Video, Jitter is introduced in real-time data by delay between
A. Frames
B. Layers
C. Pixels
D. Packets
Answer: D. Packets
29. Session Initiation Protocol (SIP), has a mechanism that finds the
A. Domain
B. System
C. IP Address
D. Terminal
Answer: C. IP Address
30. In Audio and Video Compression, voice is sampled at 8000 samples per second with
A. 5 bits per sample
B. 6 bits per sample
C. 7 bits per sample
D. 8 bits per sample
Answer: D. 8 bits per sample
31. In Voice Over IP, Term SIP stands for
A. Session Initiation Protocol
B. Session Initiation Port
C. Session Initiation Path
D. Session Initiation Packet
Answer: A. Session Initiation Protocol
32. In Real-Time Transport Protocol (RTP), A source sends a bye message to shut down a
A. System
B. Frames
C. Protocol
D. Stream
Answer: D. Stream
33. In Audio and Video Compression, term RBG expresses
A. Red, Blue, Green
B. Red, Black, Grey
C. Rate, Bit, Giga bit
D. Red, Bluish, Greyish
Answer: A. Red, Blue, Green
34. To perform tracking of an IP, Session Initiation Protocol (SIP), uses concept of
A. Registration
B. Termination
C. Streaming
D. Tr
Answer: A. Registration
35. A simple session using SIP consists of three modules: establishing, communicating and
A. Translation
B. Conversion
C. Streaming
D. Termination
Answer: D. Termination
36. Real-time traffic needs support of
A. multicasting
B. Translation
C. integration
D. security
Answer: A. multicasting
37. Session Initiation Protocol (SIP), is designed to be independent of underlying
A. Linear Layer
B. Data Link Layer
C. Transport Layer
D. Presentation Layer
Answer: C. Transport Layer
38. In lowest resolution a color frame is made of
A. 1024 x 768 pixels
B. 800 X 600 pixels
C. 1152 X 864 Pixels
D. 1280 X 1080 pixels
Answer: A. 1024 x 768 pixels
39. In Real Time Interactive Audio Video, data are stored in buffer at a possibly variable
A. Pixels
B. Packets
C. Rates
D. Bytes
Answer: C. Rates
40. In Real Time Interactive Audio Video, to prevent jitter, we can time-stamp packets and separate arrival time from the
A. Frame Time
B. Playback Time
C. Pixels Time
D. Packet Time
Answer: B. Playback Time
41. Real-time Transport Protocol (RTP) is protocol designed to handle real-time traffic on the
A. Frames
B. Internet
C. IP
D. Protocol
Answer: B. Internet
42. In Session Initiation Protocol (SIP), session can be terminated with a
A. OK Message
B. Bye Message
C. Terminate Message
D. Quit Message
Answer: B. Bye Message
43. RTCP stands for
A. Real-time Transport Control Program
B. Real-time Transport Control Packet
C. Real-time Transport Control Protocol
D. Real-time Tr
Answer: C. Real-time Transport Control Protocol
44. A compressed audio/video file can be downloaded as a
A. Image
B. Video
C. Frame
D. Text file
Answer: D. Text file
45. When a caller needs to communicate with callee, caller can use e-mail address instead of IP address in the
A. OK Message
B. Bye Message
C. INVITE Message
D. Great Message
Answer: C. INVITE Message
46. Purpose of dividing picture into blocks is to decrease number of
A. Channels
B. Pixels
C. Calculations
D. Frames
Answer: C. Calculations
47. In Real Time Interactive Audio Video, a sequence number on each packet is required for
A. real-time traffic
B. real-time Playback
C. real-time pixels
D. real-time frames
Answer: A. real-time traffic
48. Before audio or video signals can be sent on Internet, they need to be
A. Channelized
B. Managed
C. Digitized
D. Organized
Answer: C. Digitized
49. For speech, we need to compress digitize signals at
A. 128 Khz
B. 256 Khz
C. 64 Khz
D. 1152 Khz
Answer: C. 64 Khz
50. Moving Picture Experts Group (MPEG-1), was designed for a
A. PC
B. CD
C. DVD
D. Floppy
Answer: B. CD