Unix - Study Mode

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[#1031] If the child dies first but the entry of that child in the process table is still present, then that process is called . . . . . . . .

(A) orphan

(B) zombie

(C) termin

(D) daemon

Correct Answer

(B) zombie

[#1032] We can use a test to test various file attributes.

(A) True

(B) False

Correct Answer

(A) True

[#1033] Which option is used for checking if the file exists or not?

(A) -e

(B) -a

(C) -n

(D) -f

Correct Answer

(A) -e

[#1034] The output of the following command is . . . . . . . . $ echo ‘The special character $ echo hello and | ls chap*’

(A) undefined output

(B) erroneous

(C) hello

(D) The special character $ echo hello and | ls chap*

Correct Answer

(D) The special character $ echo hello and | ls chap*

[#1035] Which of the following characters are used with sed as anchoring characters?

(A) $

(B) ^

(C) %

(D) $ and ^

Correct Answer

(D) $ and ^