Computer Programming MCQs

5739 MCQs  (Page 557 of 574)

Attempt Computer Programming MCQs Quiz
Which command is used to count just the number of characters in a file?
A. Wc – 1
B. Wc -c
C. Wc -w
D. Wc -r
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What command is used to remove a file ?
A. Del
B. Mv
C. Rm
D. Remove
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Which of the following commands is used to have a two-way communication with any person who is currently logged in ?
A. Mail
B. Mesg
C. Write
D. Grep
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What command is used to remove jobs from the print queue ?
A. Lpq
B. Lpr
C. Lprm
D. Lpc
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Which of the following files contains information related to password aging ?
A. Shadow
B. Password
C. Profile
D. All the three
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The special shell variable $* is used________________?
A. To exit status of ast command executed.
B. To process number of the current shell
C. To list the positional parameters
D. To name the command being executed
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What command is used with vi editor to move back to the beginning of a word ?
A. W
B. E
C. A
D. B
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Which of the following commands is used to rename a file ?
A. Rename
B. Remove
C. Mv
D. Ren
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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 file
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What command is used to set user and group quotas ?
A. /sbin/usrquota
B. /sbin/edquota
C. /sbin/quotaon
D. /sbin/quota
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Word of the Day
11 Jul
Envisage
contemplate or conceive of as a possibility or a desirable future event.
گمان کرنا، تصور کرنا، سوچنا

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