Operating System (OS)
What is the name of the technique in which the operating system of a computer executes several programs concurrently by switching back and forth between them?

Multitasking
Partitioning
Paging
None of these
Windowing

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Operating System (OS)
Scheduling is

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

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Operating System (OS)
Feed back queue

are used to favor real-time tasks
require manual intervention to implement properly
None of these
dispatch tasks according to execution characteristics
are very easy to implement

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