Unix - Study Mode

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[#766] A variable can be removed using . . . . . . . .

(A) unset

(B) readonly

(C) del

(D) bash

Correct Answer

(A) unset

[#767] The name of the script is stored in which special parameter?

(A) $1

(B) $0

(C) $#

(D) $*

Correct Answer

(B) $0

[#768] Which file is executed every time a second shell is called up?

(A) .profile

(B) rc file

(C) .script

(D) env.file

Correct Answer

(B) rc file

[#769] Soft linked files are provided with different inode number as the original one.

(A) True

(B) False

Correct Answer

(A) True

[#770] Search and replace operations can also use regular expressions for matching multiple patterns.

(A) True

(B) False

Correct Answer

(A) True