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Operating System (OS)

Operating System (OS)
A utility that can be used to minimize the number of fragmented files and enhance the speed

Defrag
Double space
Scandisk
Disk space

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Operating System (OS)
In which addressing mode the contents of a register specified in the instruction are first decremented, and then these contents are used as the effective address of the operands?

auto decrement
index addressing
indirect addressing
auto increment
None of these

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Operating System (OS)
All the time a computer is switched on, its operating system software has to stay in

primary storage
main storage
disk drive
None of these
floppy disk

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Operating System (OS)
Which of the following is false about disk when compared to main memory?

non-volatile
lower price per bit
faster
longer storage capacity
None of these

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Operating System (OS)
To send email, we use

MS Excel
Netscape navigator
HTML
Outlook Explorer

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Operating System (OS)
For Windows 10, Microsoft released _________ in place of MS Paint.

New MS Paint
Paint 3D
Universal Paint
Paint 10

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MORE MCQ ON Operating System (OS)

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