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Operating System (OS)

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

TYPE
None of these
COPY
DISKCOPY
CHKDSK

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Operating System (OS)
A disk scheduling algorithm in an operating system causes the disk arm to move back and forth across the disk surface in order to service all requests in its path. This is a

Shortest Seek Time First (SSTE)
FIFO
First come first served
None of these
Scan

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

Drive space
None of these
Defragmenter
Scandisk

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

Scandisk
Drive space
Disk defragment
Doskey

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Operating System (OS)
A bar that inform you the available options in your computer, opened applications, background running applications and can be used to switch between applications quickly is

Task bar
Status bar
Menu bar
Tool bar

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Operating System (OS)
You can set the width taskbar area and different components in it

By right click and set width menu
If other toolbars are not enabled
If the applications are not opened
If the taskbar is not yet locked

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