Unix - Study Mode

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[#641] If both at.allow and at.deny are not present, only the system administrator can access at and batch command.

(A) True

(B) False

Correct Answer

(A) True

[#642] rm chap0[1234] will delete all of the following files. chap01 chap02 chap03 chap04

(A) True

(B) False

Correct Answer

(A) True

[#643] Which command is used to create empty files?

(A) cp

(B) cat

(C) touch

(D) create

Correct Answer

(C) touch

[#644] Which command is used for joining lines?

(A) J

(B) j

(C) yy

(D) jn

Correct Answer

(A) J

[#645] Awk filter operates at field level.

(A) True

(B) False

Correct Answer

(A) True