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Operating System (OS)

Operating System (OS)
Which of the following is a type of systems software used on microcomputers?

Unix
MS-DOS
All of these
PC-DOS
None of these

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Operating System (OS)
Information in a memory that is no longer valid or wanted is known as

garbage
surplus
None of these
volatile
non-volatile

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Operating System (OS)
When a peripheral device needs immediate attention from the operating system, it generates a(n)

Interrupt
Stack
Spool
Page file

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Operating System (OS)
Under multiprogramming, turnaround time for short jobs is usually _____ and that for long jobs is slightly _____.

None of these
lengthened; lengthened
shortened; lengthened
shortened; shortened
lengthened; shortened

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Operating System (OS)
Which of the following windows version support 64 bit processor?

Windows 95
Windows XP
Windows 2000
Windows 98

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Operating System (OS)
GUI means

Graphical user interface
Graphic user interface
Geographic user interface
Geometric user interface

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