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Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample Questions:

1. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5.
You create an instance of the ServerHost class. You plan to host the WCF service in a Windows service.
You need to link the lifetime of the WCF service to the lifetime of the Windows service.
Which three actions should you perform on the instance of the ServerHost class? (Each correct answer presents part of the solution. Choose three.)

A) Override the GetLifetimeService method.
B) Override the OnStop method.
C) Override the OnStart method.
D) Override the RequestAdditionalTime method.
E) Subscribe to the Faulted event.
F) Override the InitializeLifetimeService method.

2. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You need to expose two different service endpoints that have the same address.
Which configuration setting should you use?

A) <service name="ExamService">
<host>
<baseAddresses>
<add baseAddress="http: //localhost:8080/service"/>
</baseAddresses>
</host>
<endpoint binding="wsHttpBinding" contract="ISimpleExam"/>
<endpoint binding="basicHttpBinding"
contract="IComplexExam"/>
</service>
B) <service name="ExamService">
<endpoint address="http: //localhost:8080/service"
binding="wsHttpBinding" contract="ISimpleExam"/>
<endpoint address="http: //localhost:8080/service"
binding="wsDualHttpBinding" contract="IComplexExam"/>
</service>
C) <service name="ExamService">
<host>
<baseAddresses>
<add baseAddress="http: //localhost:8080"/>
</baseAddresses>
</host>
<endpoint address="service"
binding="wsHttpBinding" contract="ISimpleExam"/>
<endpoint address="service"
binding="basicHttpBinding" contract="IComplexExam"/>
</service>
D) <service name="ExamService">
<endpoint address="http: . //localhost:8080/service"
binding="wsHttpBinding" contract="ISimpleExam"/>
<endpoint address="http: //localhost:8080/service"
binding="wsHttpBinding" contract="IComplexExam"/>
</service>

3. You are creating a client application that will call a Windows Communication Foundation service. The service was created by using Microsoft .NET Framework
3.5. You write the following code segment.

You plan to share the validation logic between the client application and the WCF service.
You need to generate a client-side service proxy that includes the validation logic.
Which four tasks should you perform? (Each correct answer presents part of the solution. Choose four.)

A) In the Client project, use the Add Reference dialog box to add a project reference to the Service project.
B) Create a Class Library project for the DataContract classes.
C) In the Client project, add a reference to the Class Library project.
D) In the Service project, add a reference to the Class Library project.
E) In the Client project, use the Add Web Reference dialog box to reference the service.
F) In the Client project, use the Add Service Reference dialog box to reference the service.

4. You create an application by using Microsoft Visual Studio .NET 2008 and the .NET Framework 3.5. The component will return custom business objects. You plan to develop a design strategy that meets the following requirements:
The component can be accessed by the .NET Windows applications and JavaScript-based Web applications. The component can be consumed by the client applications by using the minimum amount of code. The least amount of network bandwidth is consumed. You need to implement the design strategy by using the minimum amount of development effort. What should you do?

A) Develop the component as a Web service. Return the business objects as strings that contain the values of the properties concatenated and separated by a comma.
B) Develop the component as a Windows Communication Foundation service. Return the business objects as serialized binary objects.
C) Develop the component as a Web service. Return the business objects as XML.
D) Develop the component as a Windows Communication Foundation service. Return the business objects as JavaScript Object Notation objects.

5. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You need to ensure that you can customize the behavior of the ClientRuntime class and the DispatchRuntime class. You must achieve this goal without altering the behavior of the service.
What should you do?

A) Implement the IEndpointBehavior interface to create an Endpoint behavior.
B) Implement the IContractBehavior interface to create a Contract behavior.
C) Implement the IServiceBehavior interface to create a Service behavior.
D) Implement the IOperationBehavior interface to create an Operation behavior.

Solutions: