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MCQ

Q.

Which option will be used with touch command to change the access time?

A

#NAME?

B

#NAME?

C

#NAME?

D

#NAME?

E

None of the above

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MCQ

1.

Which of the following command is used to count just the number of lines contained in a file?

A

wc -l

B

wc -c

C

wc -w

D

wc -r

E

None of the above

Discussion

MCQ

2.

Which of the following commands is used to assign executable permission to the owner of the file named "note"?

A

chmod g+x note

B

chmod u+w note

C

chmod u+x note

D

chmod ugo+x note

E

None of the above

Discussion

MCQ

3.

Which of the following commands is used to display the directory attributes rather than its contents?

A

ls -l -d

B

ls -l

C

ls -x

D

ls -F

E

None of the above

Discussion

MCQ

4.

Which of the following keys is used to overstrike a whole line?

A

R

B

v

C

C

D

u

E

None of the above

Discussion

MCQ

5.

Which of the following special shell variables is used to process number of the current shell?

A

$!

B

$$

C

$0

D

$*

E

None of the above

Discussion

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