Operating System (OS)
A program

None of these
is the device where information is stored
is a device that performs a sequence of operations specified by instructions in memory.
is a sequence of instructions
is typically characterized by interactive processing and time of the CPU

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Operating System (OS)
Which of the following statement is true.

Thrashing is a natural consequence of virtual memory systems.
The LRU algorithm pages out pages that have been used recently
Seek analysis is used for analysing control-unit busy problems.
All of these
None of these

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

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
All of these

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