Operating System (OS)
A page fault

occurs when a program accesses a page of memory
None of these
is a reference to a page belonging to another program
is an error is a specific page
is an access to a page not currently in memory

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Operating System (OS)
Paging

is a method of allocating processor time.
consists of those addresses that may be generated by a processor during execution of a computation.
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
allows multiple programs to reside in separate areas of core at the time.

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Operating System (OS)
Scheduling is

the same regard-less of the purpose of the system
allowing jobs to use the processor
None of these
not required in uniprocessor systems
unrelated to performance consideration

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