What is the use of egrep command in unix?
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What is the difference between cat command and more command?
How to see unused port number in Solaris?
What is the use of tee command?
in UNIX,How do you check for processes started by particular user suppose the user name is 'suresh'?
Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.
How to display a file name which has zero bytes in size.
How do you find which version and name of unix you are using at the command prompt?
what is virtual machine?
What is FIND, GREP and SED ? Could you please give me the difference between all the three? Where we use this commnands?
What is shrinking file system in AIX where it actually resides?
Give the command for finding the current date.
fork in unix ?