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Operating System (OS)

Operating System (OS)
To prevent the addition and deletion of files on a disk or tape we use

Create back up
None of above
Format
Write protect

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Operating System (OS)
The function(s) performed by the paging software is (are)

Sharing and protection
Implementation of the access environment for all programs in the system
None of these
All of these
Management of the physical address space

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Operating System (OS)
What scheduling algorithm allows processes that are logical runnable to be temporarily suspended?

preemptive scheduling
None of these
FCFS
non-preemptive scheduling
FIFO

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Operating System (OS)
How can you optimize performance of your computer?

All of above
Scan for virus
Delete unused files
Defrag disk

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Operating System (OS)
Directory is similar to......

Folder
Item
File
None of the listed here

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Operating System (OS)
You can switch from one program to another by clicking within the desired program's icon from the

Application icon on desktop
Folder
Application icon from taskbar
None of above

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MORE MCQ ON Operating System (OS)

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