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Question 7 Which of the following statements is incorrect from the list of multi

ID: 3595408 • Letter: Q

Question

Question 7

Which of the following statements is incorrect from the list of multiple choice answers that determine a system’s latency towards an interrupt?

The longest period that an interrupt may be disabled.

The period of time it takes to execute any interrupts of a lower priority.

How long it takes for a program to stop what it is doing and start executing the interrupt service routine (ISR).

How long it takes for the ISR to save the system context and then get to execute the code.

a.

The longest period that an interrupt may be disabled.

b.

The period of time it takes to execute any interrupts of a lower priority.

c.

How long it takes for a program to stop what it is doing and start executing the interrupt service routine (ISR).

d.

How long it takes for the ISR to save the system context and then get to execute the code.

Explanation / Answer

b. The period of time it takes to execute any interrupts of a lower priority.

The system's latency is the delay in servicing of an interrupt happens due to the time taken for contect switch to take place.

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