Kafka Interview Prep

A comprehensive collection of Apache Kafka interview questions and answers, covering architecture, producers, consumers, reliability guarantees, and production operations.

Topics covered:

• Core architecture (brokers, topics, partitions, ZooKeeper/KRaft)
• Producers (acks, idempotency, partitioning)
• Consumers (consumer groups, offsets, rebalancing)
• Reliability (delivery semantics, replication, ISR)
• Performance (zero-copy, batching, compression)
• Kafka Connect & Streams
• Operations (retention, compaction, monitoring)