2016 June Microsoft Official New Released 70-513Q&As in GreatExam.com!
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Following questions and answers are all new published by Microsoft Official Exam Center: (The full version is in the end of the article!!!)
QUESTION 21
A Windows Communication Foundation (WCF) service has a callback contract.
You are developing a client application that will call this service.
You must ensure that the client application can interact with the WCF service.
What should you do?
A. On the OperationContractAttribute, set the AsyncPattern property value to true.
B. On the OperationContractAttribute, set the ReplyAction property value to the endpoint address of the client.
C. On the client, create a proxy derived from DuplexClientBase<TChannel>.
D. On the client, use GetCallbackChannel<T>.