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MCQ

Q.

How can the processor ignore other interrupts when it is servicing one ___________

A

By turning off the interrupt request line

B

By disabling the devices from sending the interrupts

C

BY using edge-triggered request lines

D

All of the mentioned

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MCQ

1.

______ type circuits are generally used for interrupt service lines.i) open-collector
ii) open-drain
iii) XOR
iv) XNOR

A

i, ii

B

ii

C

ii, iii

D

ii, iv

Discussion

MCQ

2.

When the process is returned after an interrupt service ______ should be loaded again.i) Register contents
ii) Condition codes
iii) Stack contents
iv) Return addresses

A

i, iv

B

ii, iii and iv

C

iii, iv

D

i, ii

Discussion

MCQ

3.

The interrupts that are caused by software instructions are called ______________.

A

Exception interrupts

B

Normal Interrupt

C

hardware interrupt.

D

None of the above

Discussion

MCQ

4.

An interrupt that can be temporarily ignored is ___________

A

Vectored interrupt

B

Non-maskable interrupt

C

Maskable interrupt

D

High priority interrupt

Discussion

MCQ

5.

The Interrupt-request line is a _________ along which the device is allowed to send the interrupt signal.

A

Data line

B

control line

C

Address line

D

None of the above

Discussion

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