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Operating System (OS)

Operating System (OS)
Which of the following is the extension of WordPad?

None of above
.ppt
.rtf
.xls

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Operating System (OS)
The strategy of allowing processes that are logically runnable to be temporarily suspended is called

first come first served
preemptive scheduling
None of these
shortest job first
non preemptive scheduling

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Operating System (OS)
The register or main memory location which contains the effective address of the operand is known as

indexed register
scratch pad
special location
None of these
pointer

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Operating System (OS)
Which of the following is default location of saving and opening file ?

All of the listed here
My computer
My documents
Desktop

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Operating System (OS)
Which operating system can you give smallest file name ?

Windows
Windows NT
Dos
Ps/2

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

1984
1981
1982
1983
None of these

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