Operating System (OS)
Paging

consists of those addresses that may be generated by a processor during execution of a computation.
allows multiple programs to reside in separate areas of core at the 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.
None of these
is a method of allocating processor time.

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Operating System (OS)
A co-processor

Causes all processor to function equally
Is relatively easy to support in software
Is quite common in modern computer
Works with any application

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Operating System (OS)
Semaphores

synchronize critical resources to prevent deadlock
are used for memory management
None of these
synchronize critical resources to prevent contention
are used to do I/O

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