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
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
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
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
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