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70-513 · Question #91

You are modifying a Windows Communication Foundation (WCF) service that provides access to report generation system. The following code segment is part of your service contract. (Line numbers are…

The correct answer is B. Insert the following code at line 04. See the full explanation below for the reasoning.

Question

You are modifying a Windows Communication Foundation (WCF) service that provides access to report generation system. The following code segment is part of your service contract. (Line numbers are included for reference only.) Client applications are blocked while the service processes reports. You need to ensure that the service methods are asynchronous. What should you do?

Exhibit

70-513 question #91 exhibit

Options

  • AInsert the following code at line 04.
  • BInsert the following code at line 04.
  • CInsert the following code at line 04.
  • DInsert the following code at line 04.

How the community answered

(57 responses)
  • A
    5% (3)
  • B
    84% (48)
  • C
    2% (1)
  • D
    9% (5)

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