Interview preparation
Kafka interview questions
Every question starts with a direct answer you could say out loud, then explains why, when and what goes wrong. Tick questions off as you practise.
All Kafka questions
| # | Question | Difficulty | Type | Done |
|---|---|---|---|---|
| 1 | Explain Kafka partitions and consumer groups. | Medium | conceptual, architecture | |
| 2 | What is at-least-once delivery and what problems can it create? | Medium | conceptual, scenario |
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Concept review
- LessonIntermediateKafka Consumer Groups and Rebalancing
- LessonIntermediateKafka Consumers: Poll Loop, Offsets, Commits and Lag
- LessonAdvancedKafka Delivery Semantics: At-Most-Once, At-Least-Once and Exactly-Once
- LessonIntermediateKafka Connect and Debezium CDC
- LessonIntermediateKafka and Real-Time Data Engineering
- LessonIntermediateKafka vs Queue-Based Messaging for Data Pipelines
- LessonIntermediateKafka Log Storage: Segments, Retention, Compaction and Topic Configuration
- LessonIntermediateKafka Producers: acks, Batching, Compression, Idempotence and Ordering
- LessonAdvancedKafka Replication: Leaders, ISR, min.insync.replicas and KRaft
- LessonBeginnerKafka Topics, Partitions and Consumer Groups