Unix - Study Mode

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[#516] How can we skip some initial bytes from both the files to be compared?

(A) using -b option

(B) using -n option

(C) using -l option

(D) using -i option

Correct Answer

(D) using -i option

[#517] read command is shell's internal tool.

(A) True

(B) False

Correct Answer

(A) True

[#518] Which of the following mode is used for opening a file in both reading and writing?

(A) O_RDONLY

(B) O_WRONLY

(C) O_RDWR

(D) O_WDR

Correct Answer

(C) O_RDWR

[#519] Which option is used when we want to use an ERE with grep command?

(A) -e

(B) -i

(C) -E

(D) -I

Correct Answer

(C) -E

[#520] . . . . . . . . function is used for removing the last character from the line.

(A) cut

(B) chop

(C) erase

(D) split

Correct Answer

(B) chop