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

All 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
None of these
to provide complete file naming freedom to the users and to permit controlled sharing of files

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Operating System (OS)
A real time operating system is most likely to be used for which of the following task?

Ensuring that system clock works correctly on server
Controlling the fuel injection system of an automobile engines
Controlling access to a shared printer in a network
Managing the access to system files in a laptop computers

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Operating System (OS)
Page stealing

Is a sign of an efficient system
Is taking page frame from other working sets
Should be the turning goal
Is taking layer disk space for page in page out

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