Operating System (OS)
The dispatcher

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

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Operating System (OS)
The function(s) of file system is (are):

None of these
All of these
to provide security against loss of information due to system failure
to provide for long and short term storage of files with appropriate economic tradeoffs.
to provide complete file naming freedom to the users and to permit controlled sharing of files

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