Who command in unix operating system?
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Explain the steps that a shell follows while processing a command.
how to change a normal file into hidden file
Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.
What is the Unix file system hierarchy?
What does the “echo” command do?
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What is a command and examples?
How can i know my Filesystem and its current usage in my prod UNIX system?
Why is grep called grep?
What does pipe () return?
which script will invoke first ,when /etc/init.d starts
what is tar command and what are the different types of tar commands?