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Unix

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

s
r
d
w

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Unix
Which column contains all details of the permissions of a file when you issue the ls -l command?

fourth
first
second
third

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Unix
The Octal number to be given alogn with chmod command to make a file readable, writable and executable to the owner, readable and executable to group and others is:

755
744
555

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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 of are following internal commands is used in mail to forward mail to user in user-list?

d user-list
m user-list
None of these
e user-list
r user-list

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Unix
Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories?

rm *.*
rm *
None of these
rm -r *
rm all

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