Operating System (OS)
The FIFO algorithm

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

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Operating System (OS)
The main function of the dispatcher (the portion of the process scheduler) is

swapping a process to the disk
suspending some of the processes when the CPU load is high
bring processes from the disk to the main memory
assigning ready process to the CPU
None of these

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