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Unix

Unix
Which of the following is not a communication command.

grep
write
mail
mesg

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Unix
The File that contains a set of instructions which are performed when a user logs in, is

.autoexec
None of these
autoexec.bat
.exrc
.profile

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Unix
The cat command is used to

print a file
copy a file
display a file
capture a file
None of these

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Unix
Which command is used to locate all the .profile files in the system?

find /-name profile -print
None of these
cd /.profile
l -u .profile
ls profile

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Unix
Which option is used with the chmod command recursively to all files and sub-directories in a directory?

-R
#NAME?
-1
None of these

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Unix
Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters?

cat emp[a-z]
cat emp[!0-9]
more [emp][!0-9]
cat emp[x-z]

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MORE MCQ ON Unix

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