System Design – Database Replication Patterns
Practice system design interview questions on database replication patterns. Cover single-leader, multi-leader, and leaderless replication. Answer questions and receive feedback on trade-offs. Ideal for software engineer system design prep. First 2 questions are free with full feedback.
- Level Intermediate
- Questions 12
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Sample system design – database replication patterns interview questions
Preview 6 questions from this track in quiz order. In the full quiz you answer one at a time — type or speak — then get a score and feedback.
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What is single-leader replication?
What a strong answer includes
One node accepts writes; others replicate.
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What is multi-leader replication?
What a strong answer includes
Multiple nodes accept writes.
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What is leaderless replication?
What a strong answer includes
Any node can accept writes.
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What are the benefits of single-leader?
What a strong answer includes
Simpler consistency.
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What problems does multi-leader introduce?
What a strong answer includes
Write conflicts.
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How do you handle failover?
What a strong answer includes
Promote a follower.