Microservice Architecture · interview question
In a Kafka architecture, how can you ensure that messages are processed only once by a consumer?
Multiple choiceHardchapter-18-curatedpremiummicroservice-architecturemessage-brokers-kafka
Answer and explanation
Correct answer
D. By configuring the consumer to commit offsets after processing
Why
By committing offsets after a message is processed, you ensure that messages are not processed more than once. This is part of the 'exactly-once' semantics that Kafka provides when configured correctly.
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