Unix - Study Mode

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[#946] Which option is used for displaying the line numbers containing the pattern along with lines?

(A) -v

(B) -i

(C) -e

(D) -n

Correct Answer

(D) -n

[#947] The -a option when used with ps command lists processes of all users but doesn't display the system processes.

(A) True

(B) False

Correct Answer

(A) True

[#948] To remove all other windows except the current one, which of the following command is used?

(A) :on

(B) :new

(C) :n

(D) :r

Correct Answer

(A) :on

[#949] The shell waits for the command to complete and normally can't do any work while the command is executing.

(A) True

(B) False

Correct Answer

(A) True

[#950] To add elements to the right side of the array . . . . . . . . function is used.

(A) pop

(B) push

(C) queue

(D) unshift

Correct Answer

(B) push