Unix - Study Mode

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[#201] . . . . . . . . function is used for joining lists.

(A) foreach

(B) for

(C) split

(D) join

Correct Answer

(D) join

[#202] To clear the screen in vi editor, . . . . . . . . is used.

(A) ctrl-h

(B) ctrl-l

(C) ctrl-p

(D) ctrl-v

Correct Answer

(B) ctrl-l

[#203] What is the default delimiter used by awk?

(A) tab

(B) whitespace

(C) double space

(D) |

Correct Answer

(B) whitespace

[#204] -r option is same as -R option in ls command.

(A) True

(B) False

Correct Answer

(B) False

[#205] Which escape character is used for identifying a word character?

(A) s

(B) d

(C) w

Correct Answer

(C) w