Operating System (OS)
What is the name given to the organized collection of software that controls the overall operation of a computer?

None of these
Working system
Peripheral system
Controlling system
Operating system

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

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

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