Online Q & A System, Operating System

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It uses unix commands such as forks and pipe .I need solution to this project

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Write a note on multithreading. Multithreading is the capability of an operating system to execute different parts of a program called as threads, at the same time. The program

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Demand paging, Demand paging With demand paging, a page is called into...

Demand paging With demand paging, a page is called into memory only when a location on that page is actually indexed during run time. With pre-paging, pages other than the one

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Write on short note DMA. Direct M emory Access (DMA) is a technique for transferring data from  main to a device without passing it through the CPU. Computers that have

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Linked list allocation using index The blocks don't have a fixed size. Pointers are utilized to point to the next block in a file. The pointers are set aside as a separate tabl

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Define Disadvantages of Top Down parsing of Backtracking The disadvantages of top down parsing of backtracking: (i)  Semantic actions cannot be carried out while making a pr

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Briefly discuss on page replacement, Briefly discuss on page replacement? ...

Briefly discuss on page replacement? Page replacement approach is fixed as follows. If no frame is free, we search one that is not presently being used and free it. We can fre

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