What is the use of grep and egrep in unix?
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What is unix inode?
Explain a path in unix.
What does ls mean in unix?
What is source unix?
How do you kill a process in unix?
How do you change directories in unix?
What are conditions for a machine to support Demand Paging?
Is unix portable?
What is unix and shell scripting?
What is architecture of unix operating system?
What is ps1 and ps2 in unix?
Why does the server parent need to close the connected socket returns from accept in a concurrent TCP server? What may happen if it does not do so?