Operating System Multiple Choice Questions on “File System Interface Access Methods”.
1. Data cannot be written to secondary storage unless written within a ______
a) file
b) swap space
c) directory
d) text format
Answer: a
2. File attributes consist of ____________
a) name
b) type
c) identifier
d) all of the mentioned
Answer: d
3. The information about all files is kept in ____________
a) swap space
b) operating system
c) seperate directory structure
d) none of the mentioned
Answer: c
4. A file is a/an _______ data type.
a) abstract
b) primitive
c) public
d) private
Answer: a
5. The operating system keeps a small table containing information about all open files called ____________
a) system table
b) open-file table
c) file table
d) directory table
Answer: b
Clarification: None.
6. In UNIX, what will the open system call return?
a) pointer to the entry in the open file table
b) pointer to the entry in the system wide table
c) a file to the process calling it
d) none of the mentioned
Answer: a
Clarification: None.
7. System wide table in UNIX contains process independent information such as ____________
a) location of file on disk
b) access dates
c) file size
d) all of the mentioned
Answer: d
Clarification: None.
8. The open file table has a/an _______ associated with each file.
a) file content
b) file permission
c) open count
d) close count
Answer: c
Clarification: open count indicates the number of processes that have the file open.
9. Which of the following are the two parts of the file name?
a) name & identifier
b) identifier & type
c) extension & name
d) type & extension
Answer: c