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Apache Kafka Interview Questions and Answers

  Difficulty Level: AllBeginnerIntermediateExperienced/Expert

Ques 1. What is Apache Kafka?

Ques 2. Enlist the several components in Kafka.

Ques 3. Explain the role of the offset.

Ques 4. What is a Consumer Group?

Ques 5. What is the role of the ZooKeeper in Kafka?

Ques 6. Is it possible to use Kafka without ZooKeeper?

Ques 7. What do you know about Partition in Kafka?

Ques 8. Why is Kafka technology significant to use?

Ques 9. What are main APIs of Kafka?

Ques 10. What are consumers or users?

Ques 11. Explain the concept of Leader and Follower.

Ques 12. What ensures load balancing of the server in Kafka?

Ques 13. What roles do Replicas and the ISR play?

Ques 14. Why are Replications critical in Kafka?

Ques 15. If a Replica stays out of the ISR for a long time, what does it signify?

Ques 16. What is the process for starting a Kafka server?

Ques 17. In the Producer, when does QueueFullException occur?

Ques 18. Explain the role of the Kafka Producer API.

Ques 19. What is the main difference between Kafka and Flume?

Ques 20. Is Apache Kafka is a distributed streaming platform and what you can do with it?

Ques 21. What can you do with Kafka?

Ques 22. What is the purpose of retention period in Kafka cluster?

Ques 23. What are the types of traditional method of message transfer?

Ques 24. What does ISR stand in Kafka environment?

Ques 25. What is Geo-Replication in Kafka?

Ques 26. Explain Multi-tenancy in Kafka?

Ques 27. What is the role of Consumer API?

Ques 28. Explain the role of Streams API in Kafka?

Ques 29. What is the role of Connector API?

Ques 30. Why Should we use Apache Kafka Cluster?

Ques 31. What is Data Log in Kafka?

Ques 32. Explain how to Tune Kafka for Optimal Performance.

Ques 33. State Disadvantages of Apache Kafka.

Ques 34. Enlist all Apache Kafka Operations.

Ques 35. Explain Apache Kafka Use Cases?

Ques 36. What role does ZooKeeper play in a cluster of Kafka?

Ques 37. Describe partitioning key in apache kafka.

Ques 38. Elaborate the architecture of Kafka.

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