Operating System (OS)
Swapping

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

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Operating System (OS)
The FIFO algorithm

execute first the job that has been in the queue the longest
executes first the job with the least processor needs
None of these
executes first the job that last entered the queue
executes first the job that first entered the queue

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Operating System (OS)
The dispatcher

puts tasks in I/O wait
is always small and simple
None of these
never changes task priorities
actually schedules the tasks into the processor

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