What are the various ids in unix processes?
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What are the different versions of unix?
Explain a path in unix.
Which mode executes the fault handler?
What is piping?
What do you understand by the term filters?
How to get the nth word of a line in Unix?
Does unix still exist?
Where is unix used?
What is disk block allocation in unix?
What is umask in unix?
Pipes support half duplex communication. But if we want full-duplex communications we should use two pipes between two processes. Is such situation can leads to deadlock? Write two scenarios that could leads to deadlock in such situations?
What are shell variables?