Unix - Study Mode

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[#341] Which of the following commands is used to display the filenames in multiple columns with indication of directories and executable file?

(A) ls -F -x

(B) ls -l

(C) ls ~ x

(D) Ip

Correct Answer

(A) ls -F -x

[#342] Which command is used with vi editor to search a pattern in the forward direction?

(A) /

(B) ?

(C) //

(D) ??

Correct Answer

(A) /

[#343] 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

Correct Answer

(C) chmod u+x note

[#344] 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

Correct Answer

(C) ls | wc -w

[#345] A user can change the group ownership of a file to another group to which he does not belong.

(A) True

(B) False

Correct Answer

(B) False