Unix - Study Mode

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[#181] Which command permits to schedule jobs for later execution, as soon as the system load permits?

(A) at

(B) %

(C) batch

(D) cron

Correct Answer

(C) batch

[#182] Which of the following is used for decompressing files?

(A) GZIP

(B) gunzip

(C) uncmp

(D) cmp

Correct Answer

(B) gunzip

[#183] Which shortcut does sed offer to replace the string Linux with Red hat Linux?

(A) { }

(B) ( )

(C) ^^

(D) &

Correct Answer

(D) &

[#184] . . . . . . . . option is used for compressing multiple consecutive characters.

(A) -d

(B) -c

(C) -n

(D) -s

Correct Answer

(D) -s

[#185] Which command compares two sorted files line by line?

(A) cmp

(B) diff

(C) comm

(D) sort

Correct Answer

(C) comm