Operating System (OS)
Swapping

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

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Operating System (OS)
A public key encryption system

allows anyone to decode the transmission
None of these
allows only the correct receiver to decode the data
does not encode the data before transmitting it
allows only the correct sender to decode the data

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