The command "mknod myfifo b 4 16"
A. Will create a block device if user is root
B. Will create a block device for all users
C. Will create a FIFO if user is not root
D. None of the mentioned
Answer: Option A
A. Will create a block device if user is root
B. Will create a block device for all users
C. Will create a FIFO if user is not root
D. None of the mentioned
Answer: Option A
What command is used to count the total number of lines, words, and characters contained in a file?
A. countw
B. wcount
C. wc
D. count p
E. None of the above
What command is used with vi editor to delete a single character?
A. x
B. y
C. a
D. z
E. None of the above
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