What is the purpose of a dead letter queue when consuming messages?
- A To store successfully processed messages
- B To capture messages that repeatedly fail processing so they are not lost or retried forever
- C To prioritise urgent messages
- D To compress message payloads
Answer
To capture messages that repeatedly fail processing so they are not lost or retried forever
Without one, a poison message either blocks the queue or is silently discarded. The DLQ preserves it for investigation.





