What is awk used for?
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How does pipe () work?
What is a command and examples?
in UNIX ,What is the command to view contents of a large error log file?
Enumerate some of the most commonly used network commands in unix?
How would you change all occurrences of a value using VI?
can we use cat command as an editor ..???
What is the procedure of "at" and crontab" commands?
Which command is used to create a directory?
Which command is used to restrict incoming messages?
in UNIX,How to copy file into directory?
how to change a normal file into hidden file
What is grep r?