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Operating System (OS)

Operating System (OS)
When did IBM release the first version of disk operating system DOS version 1.0?

1981
1982
1984
None of these
1983

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Operating System (OS)
Which of the following is a measure to test how good or bad a modular design is

Static analysis
None of these
Module coupling
All of these
Module strength

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Operating System (OS)
Which one is true for unconditional disk formatting?

Destroys every byte of data on a disk by overwriting it with with blank spaces
Do not check/scan surface after format
Transfer system files after format
All of above

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Operating System (OS)
To display a shortcut menu for an object you use

Click the object
Right click the object
Point the object and press Ctrl+P
Touch the object on the screen with your finger

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Operating System (OS)
Supervisor state is

entered by programs when they enter the processor
required to perform any I/O
None of these
only allowed to the operating system
never used

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Operating System (OS)
Recently used application file list appears in the Windows operating system

Run dialog box
Setting menu
Programs menu
Documents menu

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