INTERVIEW QUESTIONS MULTIMEDIA TELECOMMUNICATIONS DETAILS

Question: What action is taken when the processor under execution is interrupted by a non-maskable interrupt?
a) Processor serves the interrupt request after completing the execution of the current instruction.
b) Processor serves the interrupt request after completing the current task.
c) Processor serves the interrupt request immediately.
d) Processor serving the interrupt request depends upon the priority of the current task under execution.

Answer: Ans: (a)

Ans: (a) Source: CoolInterview.com

The non maskable interrupts are used in very serious conditions like system crash so they can't be ignored and must be served first by the processor. Source: CoolInterview.com

The non maskable interrupts are those interrupt which can be ignore by the microprocessor.

so the correct ans is
(a)Processor serves the interrupt request after completing the execution of the current instruction. Source: CoolInterview.com

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