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Operating System (OS)

Operating System (OS)
The state transition initiated by the user process itself in an operating system is

wake up
block
timer run out
None of these
dispatch

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Operating System (OS)
Which of the following is a program group?

None of these
Word pad
Accessories
Paint brush

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Operating System (OS)
Fragmentation of the file system

is a characteristic of all file systems
can be temporarily removed by compaction
None of these
can always be prevented
occurs only if the file system is used improperly

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Operating System (OS)
In MS-DOS 5.0, which is the number that acts as a code to uniquely identify the software product?

5
MS
MS DOS
None of these
DOS

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Operating System (OS)
Which is not external command ?

Doskey
Find
Print
Verify

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Operating System (OS)
Which of the following separates primary file and extension is

Period
Point
Dot
All of these

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