Q. Scenario: Messages must not be duplicated. What mechanism helps?

  • (A) Fanout exchange
  • (B) Idempotent consumer design
  • (C) Auto-delete queues
  • (D) Headers exchange
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✅ Correct Answer: (B) Idempotent consumer design
Explanation: RabbitMQ can redeliver messages, so consumers should be idempotent to avoid duplicate effects.

Published by Neha Sharma ⭐ 7.80K Points at 09-Apr-2026 01:39 pm in Rabbit MQ

Explanation by: Neha Sharma
RabbitMQ can redeliver messages, so consumers should be idempotent to avoid duplicate effects.

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