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Operating System (OS)

Operating System (OS)
Driver is

Hardware and gain controller
All of the listed here
Hardware controller
Data controller

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Operating System (OS)
What scheduling algorithm allows processes that are logical runnable to be temporarily suspended?

FCFS
None of these
preemptive scheduling
non-preemptive scheduling
FIFO

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Operating System (OS)
Whenever you move a directory from one location to another

Both A and B
All files inside the directory are moved
The directory is moved the source file is not moved
All the subdirectory inside that directory are moved

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Operating System (OS)
With MS-DOS which command will divide the surface of the blank floppy disk into sectors and assign a unique address to each one?

FORMAT command
FAT command
VER command
CHKDSK command
None of these

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Operating System (OS)
When did IBM release the first version of disk operating system DOS version 1.0?

1981
1984
1982
None of these
1983

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Operating System (OS)
How can you optimize performance of your computer?

All of above
Delete unused files
Defrag disk
Scan for virus

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