Operating System (OS)
The ability of an operating system to control the activities of multiple program at the same time is called

Multitasking
Multipaging
Multiprocessing
Multioperating

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Operating System (OS)
The advantage(s) inherent to using high level languages is (are)

All of these
None of these
Improved debugging capability, and superior documentation
Fewer people, less management and shorter transition in learning time
A greater degree of machine independence

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