Operating System (OS)
Multiprogramming systems:

are used only on large mainframe computers
execute each job faster
execute more jobs in the same time period
are easier to develop than single programming system
None of these

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Operating System (OS)
Scheduling is

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

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