Computer Science - Linux

Exercise :: Linux - Section 2

26. 

What command is used to count the number of files in the current directory by using pipes?

A. ls | ws - c
B. ls | wc - w
C. ls | wc - l
D. ls | wc
E. None of the above

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

27. 

What command is used to count just the number of characters in a file?

A. wc - r
B. wc - w
C. wc - c
D. wc - 1
E. None of the above

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

28. 

How many class A, B and C network IDs can exist?

A. 128
B. 126
C. 16,382
D. 2,113,658
E. None of the above

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

29. 

LILO

A. stands for Linux loader
B. is the Linux boot loader
C. is a tool used to boot the Kernel on x86 hardware
D. All of the above
E. None of the above

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

30. 

How can you rebuild the RPM file to include the new patches?

A. - - recompile
B. - - rebuild
C. - - generate
D. - - execute
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.