Explain how to use grep command to list find the records of a file containing 10 different strings?
in UNIX,How to copy file into directory?
Suppose 1000 processes are running on the system out of those if you have to show only certain process ids which command will you use?
How to copy multiple files and directories into some other directory?
What UNIX command will control the default file permissions when files are created?
What is the behavioural difference between cmp and diff commands?
How does pipe () work?
How do I use nslookup?
boot process?
what are processor execution levels and priorities?
How to add content of one file into another file at the beginning
what is telnet?
use of ls command