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70-519 · Question #279

You have an existing ASP.NET Web Forms application All the Create, Read, Update, and Delete (CRUD) operations are implemented by using Windows Communication Foundation (WCF). The Web application has…

The correct answer is B. Use the AdoNetDataContext class with the Data View control of the ASP.NET Ajax Library. See the full explanation below for the reasoning.

Question

You have an existing ASP.NET Web Forms application All the Create, Read, Update, and Delete (CRUD) operations are implemented by using Windows Communication Foundation (WCF). The Web application has the following requirements:

  • Minimize network traffic.
  • Intrinsically support change tracking.
  • Do not use post backs.

You need to design a Web form to manage inventory. Which approach should you recommend?

Options

  • AUse server-side events, and encapsulate all controls in an UpdatePanel control.
  • BUse the AdoNetDataContext class with the Data View control of the ASP.NET Ajax Library.
  • CUse HTML Controls and manipulate their content by using the API of the jQuery library.
  • DUse HTML Controls and manipulate their content by using the API of the ASP.NET Ajax

How the community answered

(20 responses)
  • B
    85% (17)
  • C
    5% (1)
  • D
    10% (2)

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