Unix - Study Mode

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[#1026] test and [ ] can be used for string comparison.

(A) True

(B) False

Correct Answer

(A) True

[#1027] Which symbol is used with find command for specifying arguments?

(A) +

(B) –

(C) + and –

(D) |

Correct Answer

(C) + and –

[#1028] We can schedule a job to run at a specified time of day using . . . . . . . . command.

(A) batch

(B) at

(C) cron

(D) jobs

Correct Answer

(B) at

[#1029] A super user can use . . . . . . . . call for creating a directory.

(A) mknod

(B) mkdr

(C) rmdir

(D) chdir

Correct Answer

(A) mknod

[#1030] Which one of the following command is used for killing the last background job?

(A) kill $

(B) kill $$

(C) kill $!

(D) kill !

Correct Answer

(C) kill $!