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Operating System (OS)

Operating System (OS)
When you rename a file five times then the number of file in the disk is

5
3
2
1

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Operating System (OS)
What is the function of an operating system ?

Takes care of scheduling jobs for execution
Manages compute's resources very efficiently
All of the listed here
Manages the flow of data and instructions

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Operating System (OS)
Indicate which is a pre-emptive scheduling algorithm

None of these
Round-robin
Shortest-job-next
Priority-based
All of these

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Operating System (OS)
Which is the layer of a computer system between the hardware and the user program

Operating environment
System environment
None
Operating system

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Operating System (OS)
Multi programming systems ......

Are easier to develop than single programming system
Execute each job faster
Execute more jobs in the same time period
Are used only by large mainframe computer

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Operating System (OS)
The ....... is a temporary storage area in memory where you can attach text or graphics information

Clipboard
Copyboard
Both a and b
None of above

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