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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define the role of a Proposer in the Paxos algorithm.
💡 Hint: Think about who initiates consensus in the Paxos protocol.
Question 2
Easy
What happens if a Proposer receives a Promise from a minority of Acceptors?
💡 Hint: Consider the definition of majority in the context of consensus.
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 phase follows the Prepare phase in the Paxos algorithm?
- Commit Phase
- Acceptance Phase
- Election Phase
💡 Hint: Think about the order of operations in the Paxos protocol.
Question 2
True or False: A value can be accepted by an Acceptor if it has not previously made a Promise regarding the proposal number.
- True
- False
💡 Hint: Consider how promises relate to proposals.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
In a scenario where three Proposers try to propose values at the same time, how might a distributed system ensure that only one of their values is chosen? Discuss mechanisms that can be employed.
💡 Hint: Consider the strategies mentioned in class.
Question 2
Analyze a situation where an Acceptor consistently receives Accept messages with a proposal number lower than what it has previously promised. What action should the Acceptor take and why?
💡 Hint: Think about how promises enforce rules in Paxos.
Challenge and get performance evaluation