MQSeries Interview Question:

What is dead letter queue in IBM MQ Series?

Submitted by: Murtaza

Dead letter Queue in WebSphere MQ is a queue which is used by QueueManager to archive messages for a non existent queue. For example of Queue Manager QMGR, receives a messages for queue ABC and if it didn't exist on that Queue Manager then message will be routed to dead letter queue.
Submitted by: Murtaza