os structures, Operating System

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Explain the Exit (status) Function  Exit function causes the calling process to be terminated. Actually, all file descriptors are immediately closed but the process is   not

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Effects of multiprogramming on resource utilization With the utilize of multiprogramming, batch processing is able to be quite efficient .Just as multiprogramming permits the

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Dynamic scheduling : The number of thread in a program may be changed during the course of operation. Dynamic priority scheduling is a kind of scheduling algorithm in which the pr

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What is a Process Control Block? Every process in the operating system is represented by a process control block as well called a task control block. It contains several pieces

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Define Program preemption The Forced de-allocation of the CPU from a program which is executing on the CPU is known as Program preemption

Hj, scheduling

scheduling

Semaphores, Synchronization can be achieved by means other than locks and c...

Synchronization can be achieved by means other than locks and condition variables. One alternative is semaphores. A semaphore is used to regulate traf?c in a critical section. A se

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Describe the differences among short-term, medium-term, and long-term scheduling.   Short-term (CPU scheduler)-selects from jobs in memory those jobs that are ready to execu

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