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Operating System (OS)

Operating System (OS)
Which of the following are loaded in safe mode ?

Mouse driver
Keyboard driver
All of the listed here
VGA drive

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

None of these
special location
indexed register
scratch pad
pointer

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Operating System (OS)
Windows can run

Two applications only
Four applications only
One application only
All of above

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Operating System (OS)
Block caches or buffer caches are used

None of these
to speed up main memory read operation
to improve disk performance
to handle interrupts
to increase the capacity of the main memory

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Operating System (OS)
An instruction in a programming language that is replaced by a sequence of instructions prior to assembly or compiling is known as

literal
label
procedure name
macro
None of these

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Operating System (OS)
Which is not concerned with control panel?

Font
Run application
Printer
Keyboard

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