unix, Operating System

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what is difference between file descriptor and file pointer?

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What is busy waiting, What is busy waiting? The repeated implementation...

What is busy waiting? The repeated implementation of a loop of code while waiting for an event to happen is known as busy-waiting. The CPU is not engaged in any actual producti

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Interrupts The hardware mechanism that enables a device to inform the CPU is called an interrupt. The basic interrupt mechanism works as follows. The CPU hardware has a wire kn

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Resolution of externally defined symbols is carried out by    Resolution of externally defined symbols is carried out by Linker

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SSTF stands for Abbreviation of SSTF is Shortest-Seek-time-first scheduling

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What are the operations of processes? Process creation A process may create several new processes. The creating process is called as parent process, where as the new proce

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