What is the difference between cat and more command?
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How do you find which version and name of unix you are using at the command prompt?
describe the escaping sequence characteres in unix
Who invented grep?
Which command is used to restrict incoming messages?
How can you change the owner or group of a file?
Write a grep (or grep) command that selects the lines from a file that have exactly three characters.
How do I open a port?
How to redirect standard error to a file?
What is the difference between pipe and xargs?
write grep commands to select the lines that have exactly two characters
What do know about tee command?
How do you grep recursively?