Operating System (OS)
Virtual Memory

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

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Operating System (OS)
Trojan-Horse programs

usually are immediately discovered
are legitimate programs that allow unauthorized access
None of these
are hidden programs that do not show up on the system
do not usually work

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