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Operating System (OS)

Operating System (OS)
Windows can run

One application only
All of above
Two applications only
Four applications only

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Operating System (OS)
Fonts install from

Add from control panel
All of above
Font.exe file
Font setup file

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Operating System (OS)
The higher versions of the operating systems are so written that programs designed for earlier versions can still be run. What is it called?

Upgradability
None of these
Upward compatibility
Universality
Upward mobility

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Operating System (OS)
Which is the first program run on a computer when the computer boots up?

Operating system
System software
None
System operations

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

1981
None of these
1983
1982
1984

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

Windows
DOS
Win NT
Linux

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