quick, Operating System

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why we say " OS is a resource allocator" and “OS is a control
program"?

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Define a state which is not a fundamental process state Answer: Blocked state is not a fundamental process state

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Q. Explain the Concept of Process? A process is sequential program in execution. A process states the basic unit of computation for the computer. Components of process are:

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What are two differences among user-level threads and kernel-level threads? Under what circumstances is one type better than the other? (1) User-level threads are unknown by th

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What is a Latency Time Latency Time is the time required through a sector to reach below read/write head.

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What are the various file operations? The six basic file operations are Creating a file Reading a file Writing a file Repositioning within a file Tr

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What is monolithic and its diagram

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Operations that are to be performed on a directory are Search for a file: We are able to find all files whose names match a exact pattern. Create a file: New files requi

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Explain about paging? Answer: Paging is a memory-management scheme that permits the physical-address space of process to be noncontiguous. Paging avoids the considerable proble

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