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

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

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Operating System (OS)
Which of the following is not a characteristic of a daisy chaining priority control scheme?

None of these
it is relatively easy to add more devices to the chain
the number of control lines is independent of the number of devices on the chain
priority is programmable
the failure of one device may affect other devices on the chain

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Operating System (OS)
A spooler is a

Program that coordinates the print job that are waiting to process
Location in memory that maintains the contents of documents until it prints
Queue of print job that are waiting to print
Message sent from the printer to the operating system when a print job is completed

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