Unix - Study Mode

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[#831] Which of the following command is used for viewing the attributes of contents of an archive?

(A) tar -tvf abc.tar

(B) tar -cvf abc.tar

(C) tar -xvf abc.tar

(D) tar -t abc.tar

Correct Answer

(A) tar -tvf abc.tar

[#832] Which of the following is not a subset of BRE (basic regular expression) character subset?

(A) *

(B) .*

(C) ^$

(D) ch+

Correct Answer

(D) ch+

[#833] There are . . . . . . . . distinct phases of a process.

(A) 2

(B) 5

(C) 4

(D) 3

Correct Answer

(D) 3

[#834] Which data structure is used to store information about a process?

(A) process control block (pcb)

(B) array

(C) queue

(D) program control block

Correct Answer

(A) process control block (pcb)

[#835] POSIX shell provides job control facilities like bg or fg.

(A) True

(B) False

Correct Answer

(B) False