What can you type at a command line to determine which shell
you are using?
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What does df command do in linux?
What is the command to check cpu speed in linux?
What is p command?
What is difference between free and available memory in linux?
How do I find the process id in linux?
i dont know root password then this situation can we change or break root password to ant process
What is kill 9 in linux?
Explain the free command.
Explain about sh?
Brief about FTP hostname?
what is nis server?
What does grep grep do?