nerdexam
Microsoft

70-518 · Question #219

70-518 Question #219: Real Exam Question with Answer & Explanation

Sign in or unlock 70-518 to reveal the answer and full explanation for question #219. The question stem and answer options stay visible for context.

Question

You are designing a Windows client application by using Microsoft NET Framework 4 and Microsoft Visual Studio 2010. The business logic layer of the application is implemented by using Windows Communication Foundation (WCF). You write the following code segment in the middle tier: <ServiceContractO> -- Public Interface lWcf Service <OperationContractO> -- <FaultContract(GetType(ApplicationException))> -- Sub ProcessData(ByVal d As Data) End Interface The Process Data service method is a long-running operation. You need to ensure that the application meets the following requirements: "Users can continue to use the user interface while the Process Data service method is running. "Message delivery is reliable. What should you use?

Options

  • AA Session full One-Way operation on Process Data with a proxy-based synchronous class
  • BA Session full Request-Reply operation on Process Data with a proxy-based asynchronous
  • CA Session less One-Way operation of Process Data with a proxy-based synchronous class
  • DA Session less Request-Reply operation on Process Data with a proxy-based asynchronous

Unlock 70-518 to see the answer

You've previewed enough free 70-518 questions. Unlock 70-518 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.

Full 70-518 Practice