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Q.1
____ system call is used for renaming a file, directory or symbolic link.
a) renam
b) rename
c) ren
d) change
Q.2
S_IFxxx macros are used for checking the file types.
a) True
b) False
Q.3
Which of the following macro returns true if the file type is a directory?
a) S_ISREG
b) S_ISDIR
c) S_ISCHR
d) S_ISFIFO
Q.4
For checking a file access rights, ___ system call is used.
a) acc
b) access
c) axs
d) filert
Q.5
Which of the following is used with access call for checking the owner’s permissions?
a) R_OK
b) W_OK
c) X_OK
d) R_OK, W_OK, X_OK
Q.6
chmod and fchmod calls are used for changing file permissions.
a) True
b) False
Q.7
Both the owner and group owner can be changed by ____ call.
a) chown
b) chgrp
c) chuser
d) ch
Q.8
For changing the time stamps, _____ system call is invoked.
a) atime
b) utime
c) mtime
d) ch
Q.9
System calls and library functions are same.
a) True
b) False
Q.10
Which of the following system call uses file descriptor as an argument?
a) read
b) write
c) close
d) read, write, close
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