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Operating System (OS)

Operating System (OS)
Which key deletes text before, or to the left, of the insertion point?

BackSpace
PageUp
Delete
PageDown

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

1981
1984
None of these
1982
1983

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Operating System (OS)
A page fault occurs when

the page is not found in the memory
the Deadlock happens
the Segmentation starts
the page is found in the memory

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Operating System (OS)
Which of the following, is necessary to work on a computer

Operating system
Interpreter of the above
None of these
Compiler
Assembly

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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
DISK command
DIR command
VER command
None of these

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Operating System (OS)
Which, of the following is not true about the description of a decision table?

All of these
A decision table is directly understood by the computer
A decision table is easy to modify
A decision table is easy to understand
None of these

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