Question is from WhizLabs Diagnostic Exam - Question 21
Which of the following are valid statements regarding the message listener interface required by the message driven bean?
[A] Bean's message listener interface cannot define more than one message listener method.
[B] For multiple methods in message listener interface, it is resource adaptor, which determines which method to call.
[C] Message listener interface has no role to play in determining the supported messaging type by a message driven bean.
[D] Message listener interface actually distinguishes the messaging type a message bean can support
According to WhizLabs, B and D are the correct answers.
I couldn't understand anything about this. Can someone tell me what is this message listener interface, and will it appear on the real exam?