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Operating System (OS)

Operating System (OS)
While running DOS on a PC, which command would be used to duplicate the entire diskette?

CHKDSK
DISKCOPY
TYPE
None of these
COPY

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Operating System (OS)
Which of the following is not process states?

Finished
Ready
New
Running

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Operating System (OS)
An operating system is a program or a group of programs that

Helps in checking the spelling of Word
Performs the calculations of cells in Excel
Maintain the relationship in Database
Manages the resources of the Computer

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Operating System (OS)
Virtual memory typically located on

CPU
Hard drive
RAM
Flash card

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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 increment
None of these
indirect addressing
auto decrement
index addressing

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Operating System (OS)
The powerful text editor called PC-Write can be used by anybody by paying a small fee. Such programs are called

None of these
Mindware
Software
Shareware
Firmware

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MORE MCQ ON Operating System (OS)

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