Q. The “turn-around” time of a user job is the

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Q. Program ‘preemption’ is

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Q. “Throughput” of a system is

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Q. Jobs which are admitted to the system for processing is called

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Q. ___________ is a technique of improving the priority of process waiting in Queue for CPU allocation.

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Q. .............. refers to a situation in which a process is ready to execute but is continuously denied access to a processor in deference to other processes.

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Q. Which of the following are the states of a five state process model?

i) Running ii) Ready iii) New iv) Exit v) Destroy

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Q. State which statement is true for Suspended process?

i) The process is not immediately available for execution.
ii) The process may be removed from suspended state automatically without removal order.

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Q. Following is/are the reasons for process suspension.

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Q. Match the following mechanisms for interrupting the execution of a process and their uses.

i) Interrupt a) Call to an operating system function
ii) Trap b) Reaction to an asynchronous external event
iii) Supervisor Call c) Handling of a error or an exception condition

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Q. In process scheduling, …………………… determines when new processes are admitted to the system.

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Q. In process scheduling, ………………… determines which ready process will be executed next by processor.

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Q. Throughput of a system is

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Q. Round robin scheduling is essentially the preemptive version of ...........

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Q. The process that are residing in the main memory and are waiting to execute are kept on a list called the ............

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Q. Special software to create a job queue is called a

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Q. The strategy of allowing processes that are logically runnable to be temporarily suspended is called

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Q. The FIFO algorithm

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Q. The CPU, after receiving an interrupt from an I/O device

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Q. Seeks analysis

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