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Unix

Unix
Which command is used to change directory to the name beginning with a 'p'?

cd p*
cd p
cd [p]
cd p*

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Unix
Which of the following files will displayed by this command cat *ch*

All of these
patch
catch
.ch

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Unix
Which commands is used to assign executable permission to all of the files named "letter"?

chmod u+x letter
chmod ugo+x letter
chmod ugo+rw letter
chmod ugo+r letter

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Unix
Which of the following commands can be used to get information about yourself?

i /4
None of these
who am i
pwd
which

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Unix
Which of the following signs is used to back up over typing errors in vi?

@
!
None of these
#
$

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Unix
Which shell's wild-cards is used to match a single character?

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

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