Operating System (OS)
Multiprogramming systems:

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

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Operating System (OS)
Memory

is a sequence of instructions
is the device where information is stored
is typically characterized by interactive processing and time-slicing of the CPU
None of these
is a device that performs a sequence of operations specified by instructions in memory.

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