Which of the following commands is used to remove files ?
Which of the following commands is used to remove files ?
A. erase
B. delete
C. rm
D. dm
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Which of the following commands is used to assign executable permission to the owner of the file named “note” ?
Which of the following commands is used to assign executable permission to the owner of the file named “note” ?A. chmod g+x note
B. chmod u+w note
C. chmod u+x note
D. chmod ugo+x noteWhat command is used to count just the number of characters in a file ?
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 – 1How many networks and nodes per network, are allowed by the Class B network?
How many networks and nodes per network, are allowed by the Class B network?A. 127 networks and 16,777,216 nodes per network
B. 16,384 networks and 65,534 nodes per network
C. 2,097,152 networks and 254 nodes per network
D. All of the aboveWhich of the following shell’s wildcards are used to match any number of characters including none ?
Which of the following shell’s wildcards are used to match any number of characters including none ?A. [ijk]
B. [!ijk]
C. ?
D. *Which of the following command is used to go to home directory ?
Which of the following command is used to go to home directory ?A. cd..
B. cd/
C. cd
D. cd HOME.Which command is used to change directory to the name beginning with a ‘p’ ?
Which command is used to change directory to the name beginning with a ‘p’ ?A. cd p
B. cd p?
C. cd p*
D. cd [p]