Q. Kafka supports exactly-once delivery using:

  • (A) At-most-once producers
  • (B) Retry policies
  • (C) Transactions and idempotence
  • (D) Producer retries only
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✅ Correct Answer: (C) Transactions and idempotence
Explanation: Exactly-once semantics are achieved through transactional writes and idempotent producers.

Published by Mr. Dubey ⭐ 110.47K Points at 13-Jun-2025 02:05 pm in Apache Kafka

Explanation by: Mr. Dubey
Exactly-once semantics are achieved through transactional writes and idempotent producers.

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