Unix - Study Mode
[#686] Which of the following is not an internal command used by mailx?
Correct Answer
(D) a
[#687] he expression cut -c -3 emp.lst will cut columns number . . . . . . . .
Correct Answer
(C) 1-3
[#688] awk uses . . . . . . . . and . . . . . . . . as comparison operators.
Correct Answer
(B) ||, &&
[#689] Consider the following commands. $ sed -n '1,2p' emp.lst
$ sed -n '3,$!p' emp.lst The output of both commands will be the same.
Correct Answer
(A) True
[#690] . . . . . . . . command allows us to undo a number of changes that have been made to a single line before moving away from that line.
Correct Answer
(B) U