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Operating System (OS)

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

Scandisk
Drive space
Doskey
Disk defragment

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Operating System (OS)
Fragmentation of the file system

None of these
occurs only if the file system is used improperly
is a characteristic of all file systems
can always be prevented
can be temporarily removed by compaction

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Operating System (OS)
If you do not know which version of MS-DOS you are working with, which command will you use after having booted your operating system?

FORMAT command
DIR command
DISK command
None of these
VER command

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Operating System (OS)
...... transforms one interface into other interface

Data
Software
None
Program

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Operating System (OS)
The ability of an operating system to control the activities of multiple program at the same time is called

Multitasking
Multioperating
Multipaging
Multiprocessing

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Operating System (OS)
A ..... is a flash memory storage device that plugins into a USB port

USB snap drive
None of above
USB flash drive
USB memory maker drive

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