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MCQ

Q.

The system is notified of a read or write operation by ___________

A

Appending an extra bit of the address

B

Enabling the read or write bits of the devices

C

Raising an appropriate interrupt signal

D

Sending a special signal along the BUS

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MCQ

1.

For the synchronization of the read head, we make use of a _______

A

Framing bit

B

Synchronization bit

C

Clock

D

Dirty bit

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2.

The usual BUS structure used to connect the I/O devices is ___________

A

Star BUS structure

B

Multiple BUS structure

C

Single BUS structure

D

Node to Node BUS structure

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3.

A hard disk with 20 surfaces will have _____ heads.

A

10

B

5

C

1

D

20

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4.

The method of synchronising the processor with the I/O device in which the device sends a signal when it is ready is?

A

Exceptions

B

Signal handling

C

Interrupts

D

DMA

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5.

The digital information is stored on the hard disk by ____________

A

Applying a suitable electric pulse

B

Applying a suitable magnetic field

C

Applying a suitable nuclear field

D

By using optic waves

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