What is command substitution?
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can we use cat command as an editor ..???
What are the unix commands?
Which RAID Levels supported by LVM?
what are the different hardwares available?
what is the command to find out which shell you are running?
what do you understand by 'building block primitive'?
What happens when we execute a unix command?
What is the output of : $ ps-e $ ps-a commands
What does grep v grep do?
What does touch command do in unix?
What Is the command to change a file's creation time. means one file is created at the time 15:19 then time should br changed to 14:14
What is awk good for?