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Q.

I/O is a _________ in system performance.

A

major factor

B

minor factor

C

does not matter

D

none of the mentioned

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Similar Questions

MCQ

1.

A keyboard is an example of a device that is accessed through a __________ interface.

A

block stream

B

set of blocks

C

character stream

D

none of the mentioned

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MCQ

2.

I/O is a _________ in system performance.

A

major factor

B

minor factor

C

does not matter

D

none of the mentioned

Discussion

MCQ

3.

How does the Hardware trigger an interrupt?

A

Sending signals to CPU through a system bus

B

Executing a special program called interrupt program

C

Executing a special program called system program

D

Executing a special operation called system call

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4.

What is a dedicated device?

A

opposite to a sharable device

B

same as a sharable device

C

can be used concurrently by several processes

D

none of the mentioned

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5.

DMA is used for __________

A

High speed devices

B

Low speed devices

C

Utilizing CPU cycles

D

All of the mentioned

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