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How do you get current CPU utilization, memory and disk space usage in Linux/Unix?
What are the commands?
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What does command "kill -9" does ?
(Forces a process to be killed. ) But what actually happens behind the scene?
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What is redirection?
Directing the flow of data to the file or from the file for input or output.Example : ls > wc
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How to terminate a process which is running and the specialty on command kill 0?
With the help of kill command we can terminate the process.Syntax: kill pidKill 0 - kills all processes in your system except the login shell.
 

