Practice Interrupt Service Routine (ISR) - 9.3 | 9. Interrupt Mechanisms | System on Chip
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the main purpose of an ISR?

πŸ’‘ Hint: Think about what ISRs need to accomplish when triggered.

Question 2

Easy

What does it mean for an ISR to have low-latency execution?

πŸ’‘ Hint: Consider why speed is important when responding to interrupts.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does an ISR do when it is triggered?

  • Stops all CPU processing
  • Acknowledge the interrupt and handle the event
  • Creates a new interrupt

πŸ’‘ Hint: Focus on what the ISR's primary role is.

Question 2

True or False: ISRs can take a long time to execute.

  • True
  • False

πŸ’‘ Hint: Consider the efficiency aspect of handling interrupts.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Imagine a system running multiple ISRs. Discuss how you would design a strategy for context switching to handle high-frequency interrupts efficiently.

πŸ’‘ Hint: Think about the balance between speed and handling multiple events.

Question 2

Design an embedded system where multiple sensors use ISRs for reading data, ensuring that the system does not suffer from latencies. Outline your approach.

πŸ’‘ Hint: Consider resource management while handling multiple data sources.

Challenge and get performance evaluation