Unix - Study Mode

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[#1051] In . . . . . . . . mode, the kernel runs on behalf of the user.

(A) user

(B) kernel

(C) real

(D) all

Correct Answer

(B) kernel

[#1052] Which command is used for preparing a file for printing?

(A) cd

(B) cat

(C) print

(D) pr

Correct Answer

(D) pr

[#1053] Which of the following function(s) are performed by an interactive shell?

(A) job control

(B) history

(C) aliases

(D) job control, history, aliases

Correct Answer

(D) job control, history, aliases

[#1054] Which of the following command is incorrect?

(A) pr dept.lst

(B) head -n 5 emp.lst

(C) tail -o +5 emp.lst

(D) tail -3 emp.lst

Correct Answer

(C) tail -o +5 emp.lst

[#1055] To suppress the behavior of 'p' command of sed, we use . . . . . . . . option.

(A) -q

(B) -n

(C) -i

(D) -v

Correct Answer

(B) -n