Operating System (OS)
Swapping

does not work with overlaying
works best with many small partitions
allows many programs to use memory simultaneously
None of these
allows each program in turn to use the memory

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Operating System (OS)
The term 'polling' in a computer means a process by which a computer system

detects/corrects errors
decides correct alternative by analysing several ones
None of these
inquires to see if a terminal has any transaction to send
multiplexes the inputs and updates the memory accordingly

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