A. 16
B. 4
C. 2
D. 1
✅ The correct answer is option D.
Basic of linux unix MCQs
How can you add Amit, a new user, to your system ?
A. Using useradd
B. Using adduser
C. Using linuxconf
D. All of the above
✅ The correct answer is option D.
What command is used to copy a file ?
A. tar
B. cpio
C. cp
D. copy
✅ The correct answer is option C.
Which command is used to sort the lines of data in a file in reverse order__________________?
A. sort
B. sh
C. st
D. sort -r
✅ The correct answer is option D.
Which command will be used with vi editor to append text at end of line ?
A. A
B. a
C. i
D. I
✅ The correct answer is option A.
Which command is used to set the three permissions for all the three categories of users of a file ?
A. chgrp
B. chown
C. chmod
D. chusr
✅ The correct answer is option C.
What command is used to remove jobs from the print queue ?
A. lpq
B. lpr
C. lprm
D. lpc
✅ The correct answer is option C.
Which command is used with vi editor scroll half page backward ?
A. [Control-d]
B. [Control – u]
C. [Control-c]
D. [Control -P]
✅ The correct answer is option B.
The octal representation 652 indicates_________________?
A. Execute permission for the owner
B. Write permission for others
C. Read and write permission of groups
D. All of the above
✅ The correct answer is option B.
What service is not monitored by inetd ?
A. SSH
B. time
C. ntalk
D. finger
✅ The correct answer is option A.