What is the use of egrep command in unix?
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What is merge command in unix?
What is the procedure of "at" and crontab" commands?
Why is awk called awk?
What is the comma to display different lines that are found when compare two files?
Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?
Who invented grep?
Is it inbetween or in between?
What is Unix, and how does it differ from other operating systems?
what is kernel?
what is the significance of "su" command?
what is the use of "fg" command ?
What does find command return in unix?