Microsoft
70-519 · Question #181
70-519 Question #181: Real Exam Question with Answer & Explanation
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Question
You are designing an ASP.NET MVC 2 Web application. The Web application will display information from remote third-party Windows Communication Foundation (WCF) services on each page. You have the following requirements: - Retrieve information from the WCF services. - Specify a timeout period while retrieving information from third- party services. - Cache responses from the third-party services for retrieval by multiple users. You need to recommend an approach for retrieving information from the WCF service. What should you recommend?
Options
- AUse an asynchronous method.
- BImplement the IAsyncResult interface on the models for the views.
- CImplement the IHttpAsyncHandler interface on the models for the views.
- DUse AJAX to asynchronously call the third-party services and display information.
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