A. mkfs
B. fdisk
C. fsck
D. mount
✅ The correct answer is option B.
Basic of linux unix MCQs
The command to count the number of files in the current directory by using pipes, is_______________?
A. ls | wc
B. ls -l | wc -l
C. ls | wc -w
D. ls | ws -c
✅ The correct answer is option C.
Which of the following special shell variables is used to process number of the current shell ?
A. $!
B. $$
C. 0
D. $*
✅ The correct answer is option B.
Which of the following commands can be used to get information about all users who are currently logged into the system ?
A. which
B. who
C. who am i
D. 1 /u
✅ The correct answer is option B.
Which of the following is not a filter command ?
A. sort
B. wc
C. grep
D. cat
✅ The correct answer is option D.
The cat command is used to_______________?
A. capture a file
B. display a file
C. print a file
D. copy a file
✅ The correct answer is option B.
What command is used to list contents of directories ?
A. tar
B. dir
C. lp
D. ls
✅ The correct answer is option B.
Which of the following keys is used to overstrike a whole line ?
A. R
B. v
C. C
D. u
✅ The correct answer is option A.
Where can system and mail logs be found in Ret Hat Linux ?
A. /var/log
B. /etc/log
C. /mail
D. All of the above
✅ The correct answer is option A.
Which of the following commands can be used to get information about yourself ?
A. who am i
B. i /4
C. pwd
D. which
✅ The correct answer is option A.