Question

Which one of the following statements is true in the context of operating system?

A Virtual memory is a memory management scheme that allows execution of processes on a multiprocessing operating system.

B Time sharing is a mechanism to provide simultaneous interactive use of a computer’s memory by many processes.

C In a uniprogramming system, only one job is processed by the system at a time.

D File management module of an operating system takes care of Process Control Block information of a process.

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