If you are exiting, I have been assured by Andrew that all unixes will close open file descriptors on exit. If you are not exiting though, you can just close it with a regular close() call.
Why are page sizes always powers of 2?
On a system with paging, a process cannot access memory that it does not own why? How could the operating system allow access to other memory? Why should it or should it not?
What is active directory? How it works? What is dns? How it works? What is dhcp? How it works? What is ias? How it works?
What is the main component of operating system?
What are Dynamic Loading, Dynamic Linking and Overlays?
What is Dispatcher?
What is the difference between unix and windows?
What is Context Switch?
What are different tasks of Lexical Analysis?
Deadlock Detection-Algorithm Usage?
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