UGC-NET | UGC NET CS 2015 Dec – III | Question 57
What will be the output of the following Unix command ?
$rm chap0\[1 – 3\]
(A) Remove file chap0[1 – 3]
(B) Remove file chap01, chap02, chap03
(C) Remove file chap\[1 – 3\]
(D) None of the above
Answer: (A)
Explanation: $rm chap0\[1 – 3\]
Square bracket surround a choice for single character and hyphen(-) will separate the range of single character.
Above command will remove chap 01 or chap 02 or chap 03 file.
So, option (A) is correct.
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