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

1. 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, use the Add Service Reference dialog box to reference the service.
D) In the Client project, use the Add Web Reference dialog box to reference the service.
E) In the Service project, add a reference to the Class Library project.
F) In the Client project, add a reference to the Class Library project.

2. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. The WCF service will validate certificates to authorize client applications. You write the following code segment:
class Store: IStore
{
public void RemoveOrder(int ordered)
{
} }
You need to ensure that only those client applications that meet the following criteria can access the RemoveOrder method:
What should you do?

A) Option D
B) Option B
C) Option C
D) Option A

3. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You find that the service starts even though the endpoints have not been configured correctly. You need to create a custom service behavior that throws an exception if the list of endpoints that are configured is not complete. Which code segment should you use?

A) Option D
B) Option B
C) Option C
D) Option A

4. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You need to programmatically add the following endpoint definition to the service. http://localhost:8000/Examservice/service
Which code segment should you use?

A) Option D
B) Option B
C) Option C
D) Option A

5. You are creating a distributed application by using Microsoft .NET Framework 3.5. You use Windows Communication Foundation to create the application. You plan to perform the following tasks:
You write the following code segment.

You need to ensure that only those client applications that provide credentials belonging to the AdminGroup role can access the Remove method. What should you do?

A) Add the following attribute to the Remove method of the Service class. <PrincipalPermission(SecurityAction.Demand, Role:="AdminGroup")> _
B) Add the following attribute to the Service class. <PrincipalPermission(SecurityAction.
Demand, _ Name:="Remove", Role:="AdminGroup")> _
C) Add the following attribute to the Remove method of the IService interface. <PrincipalPermission(SecurityAction.Demand, Role:="AdminGroup")> _
D) Add the following attribute to the Service class <PrincipalPermission(SecurityAction. Demand,_ Name:="IService. Remove", Role:="AdminGroup")> _

Solutions: