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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does liveness mean in the context of distributed systems?
💡 Hint: Think about what happens if processes stop communicating.
Question 2
Easy
Define contention in distributed systems.
💡 Hint: Consider what happens when multiple processes try to do the same thing.
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 liveness ensure in a consensus algorithm?
- A. Only one proposal can be made
- B. A decision is eventually reached if processes are active
- C. Processes will eventually stop trying
💡 Hint: Think about the outcome of active communication.
Question 2
What is livelock?
- True
- False
💡 Hint: Focus on how competing processes behave.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a Paxos system for a supermarket checkout process where multiple cashiers propose values for the total after a customer scans their items. Discuss how to mitigate contention and ensure liveness.
💡 Hint: Think about how you would manage chaos in a busy line.
Question 2
Analyze a scenario where a sudden power outage causes multiple process failures in a Paxos system. How does quorum size impact the system's ability to recover decisions?
💡 Hint: Relate quorum size to the number of active participants.
Challenge and get performance evaluation