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Which of the following statements are true regarding MDBs (Message Driven Beans) on version 6.0 of WebLogic App Server?

  1. MDBs support concurrent processing for both Topics and Queues.

  2. MDBs support concurrent processing for only Topics.

  3. MDBs support concurrent processing for only Queues

  4. MDBs support concurrent processing neither Topics nor Queues.

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A Correct answer
Explanation

WebLogic Server 6.0 MDBs support concurrent processing for both Topics (pub/sub messaging) and Queues (point-to-point messaging). Multiple MDB instances can process messages concurrently, improving throughput. This is a key advantage of MDBs for handling high-volume JMS traffic.