Which of the following keys is used to replace a single character with new text ?
Which of the following keys is used to replace a single character with new text ?
A. S
B. s
C. r
D. C
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Which command is used to save the standard output in a file, as well as display it on the terminal ?
Which command is used to save the standard output in a file, as well as display it on the terminal ?A. more
B. cat
C. grep
D. teeWhat of the following tool is used to check and repair Linux file systems ?
What of the following tool is used to check and repair Linux file systems ?A. mkfs
B. fdisk
C. fsck
D. mountWhat command is used to sort the lines of data in a file in reverse order ?
What command is used to sort the lines of data in a file in reverse order ?A. sort – r
B. st
C. sh
D. sortWhich of the following is not a filter command ?
Which of the following is not a filter command ?A. sort
B. wc
C. grep
D. catThe cp command uses___________________?
The cp command uses___________________?A. standard input file
B. standard output file
C. both input and output file
D. neither standard input nor standard output fileWhat command is used to halt a Linux system ?
What command is used to halt a Linux system ?A. init 0
B. Shutdown -t
C. Shutdown -g -y0
D. Ctrl+Alt+Del