Confluent
CCDAK · Question #216
CCDAK Question #216: Real Exam Question with Answer & Explanation
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Question
You are writing to a topic with producer config acks=all. The producer is receiving acknowledgements from the Kafka broker indicating that messages are being written to the Kafka topic. You notice duplicate messages and investigate. You discover that the producer acknowledgement timed out due to network delay and is resending messages assuming that they were not written to the Kafka topic. This is creating the duplicate messages. You need to ensure duplicate messages are not created. Which producer configuration should you set?
Options
- Aenable.auto.commit=true
- Benable.idempotence=true
- Cenable.idempotence=true
- Denable.idempotence=false
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