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Operating System (OS)

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

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

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Operating System (OS)
Which of the following is not true about the memory management?

segmented memory can be paged
None of these
virtual memory is used only in multi-user systems
segmentation suffers from external fragmentation
paging suffers from internal fragmentation

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Operating System (OS)
Software that measures, monitors, analyzes, and controls real-world events is called:

scientific software
system software
None of these
business software
real-time software

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Operating System (OS)
The virtual memory is

An illusion of extremely large main memory
A type of memory used in super computer
An extremely large main memory
An extremely large secondary memory

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Operating System (OS)
Which of the following is a disk compression tools?

Scandisk
None of these
Drive space
Defragmenter

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Operating System (OS)
Which menu bar selection would you access to open file?

Option
View
Help
None of above

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