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Operating System (OS)

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

Scan disk
None of these
Drive space
Defragmenter

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Operating System (OS)
While running DOS on a PC, which command would be used to duplicate the entire diskette?

None of these
CHKDSK
DISKCOPY
TYPE
COPY

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Operating System (OS)
Interprocess communication

None of these
allows processes to synchronize activity
is usually done via disk drives
is never necessary,
is required for all processes

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Operating System (OS)
What is contained in the page table?

Memory address and corresponding page number
File name and corresponding page number
None of Above
Base address of each frame and corresponding page number

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Operating System (OS)
A small part of taskbar that has icons of background running applications is

System tray
Task bar
Start button
Quick launch

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Operating System (OS)
Directory is similar to......

None of the listed here
File
Item
Folder

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MORE MCQ ON Operating System (OS)

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