Operating System (OS)
Round-robin scheduling

None of these
allows processor-bound tasks more time in the processor
gives each task the same chance at the processor
allows interactive tasks quicker access to the processor
is quite complex to implement

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Operating System (OS)
Memory management is :

not used in modern operating system
critical for even the simplest operating systems
not used on multiprogramming systems
None of these
replaced with virtual memory on current systems

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