What does touch command do in unix?
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What is the comma to display different lines that are found when compare two files?
describe the escaping sequence characteres in unix
which script will invoke first ,when /etc/init.d starts
what are processor execution levels and priorities?
What is the difference between a hard link and a soft link in Unix?
What does pipe () return?
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Which command is used to kill the last background job?
Can you explain a little bit about command substitution?
Which is the command used to find out currently executing Process in UNIX?
How to add content of one file into another file at the beginning
in unix echo is used for
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