1Z0-543 · Question #58
What message exchange pattern will require you to explicitly correlate the request and the response in an EBF?
The correct answer is D. Asynchronous request-delayed response pattern. Explanation: A) If the control is to be blocked until a response is returned to the point of invocation, choose EBF Request-Reply pattern. This would be a synchronous call. continues on, this invocation of the EBF would be an asynchronous call. Check whether the processing of…
Question
What message exchange pattern will require you to explicitly correlate the request and the response in an EBF?
Options
- AFire-and-forget pattern
- BIf after the EBF is invoked the triggering point does not wait for the response and
- CAny EBF operation invoked because of a subscription to a publish event should use the
- DAsynchronous request-delayed response pattern
How the community answered
(25 responses)- A4% (1)
- B8% (2)
- C16% (4)
- D72% (18)
Explanation
Explanation: A) If the control is to be blocked until a response is returned to the point of invocation, choose EBF Request-Reply pattern. This would be a synchronous call. continues on, this invocation of the EBF would be an asynchronous call. Check whether the processing of the EBF results in a response. Is there a need to correlate the request and the response? If the answer is yes, this is a case of delayed response. Use the EBF request-delayed response pattern. If the answer is no, then choose the EBF fire-and-forget pattern. EBS subscribe pattern. Application Integration Architecture Foundation Pack: To identify the message exchange pattern (MEP) for an EBF
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