Name the unix command to find how many days the server has been up.
Can you explain a little bit about command substitution?
What is grep r?
What do chgrp command do?
Explain the steps that a shell follows while processing a command.
Write a command that will find all text files in a directory such that it does not contain the word "amazing" in any form (that is, it must include the words amazing, amazing, or amazing)?
What is rmdir command?
What are reported commands?
What command is used to check the current users?
What is “chmod” command?
Explain mount and unmount command.
Is it inbetween or in between?
What is pipe command in unix?
Describe the usage and functionality of the command rm –r * in unix?
What is the use of find command in unix?