Operating System (OS)
The FIFO algorithm

None of these
executes first the job with the least processor needs
execute first the job that has been in the queue the longest
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)
Feed back queue

are used to favor real-time tasks
are very easy to implement
None of these
require manual intervention to implement properly
dispatch tasks according to execution characteristics

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