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Operating System (OS)

Operating System (OS)
Which one of the following is not a layer of operating system?

Application program
Critical selection
Shell
Kernel

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Operating System (OS)
The program that is responsible for loading the operating system into RAM is called

Supervisor program
Device driver
Bootstrap program
BIOS

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

Create back up
Format
None of above
Write protect

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Operating System (OS)
The primary job of the operating system of a computer is to

manage resources
None of these
provide utilities
be user friendly
command resources

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Operating System (OS)
Which of the following is not a part of the control panel?

Display
Date and time
My documents
Add or remove program

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Operating System (OS)
A task in a blocked state

None of these
is executable
is waiting for same temporarily unavailable resources
must still be placed in the run queues
is running

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