Operating System (OS)
The working set theory of programming behaviour of processes running within an operating system involves

the collection of pages that a process accesses
None of these
disk scheduling mechanisms
coalescing holes in memory
assigning the CPU to processes

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Operating System (OS)
A spooler is a

Queue of print job that are waiting to print
Program that coordinates the print job that are waiting to process
Message sent from the printer to the operating system when a print job is completed
Location in memory that maintains the contents of documents until it prints

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Operating System (OS)
Virtual Memory

is a method of allocating processor time.
is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks.
consists of those addresses that may be generated by a processor during execution of a computation.
None of these
allows multiple programs to reside in separate areas of core at the time.

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