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Unix

Unix
Which command is used to remove a directory?

rd
dldir
rmdir
rdir

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Unix
While working with mail command, which command is used to save mail in a separate file?

s
d
r
w

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Unix
Which option will be used with ps command to slow the entire command line of the process being run?

#NAME?
-4
-1
-2

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Unix
Which command is used with vi editor scroll half page backward?

[Control - u]
[Control-d]
None of these
[Control-c]
[Control -P]

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Unix
Which option will be used with disk free command to include the total amount of disk space in the file system?

#NAME?
#NAME?
None of these
#NAME?
-4

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Unix
Which of the following shell's wildcards are used to match any number of characters including none?

[ijk]
None of these
*
[!ijk]
?

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