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Microsoft 070-503 Exam Syllabus Topics:

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

1. You are creating a Windows Communication Foundation service by using Microsoft .NET
Framework 3.5.
The client applications are unable to use SSL You need to ensure that clients authenticate by using a token provided by a Security Token Service (STS). What should you do?

A) Use a WSFederationHttpBinding binding with the security mode set to Message.
B) Use a BasicHttpBinding binding with the security mode set to TransportWithMessageCredential.
C) Use a BasicHttpBinding binding with the security mode set to Message.
D) Use a WSFederationHttpBinding binding with the security mode set to TransportWithMessageCredential.

2. You create a Windows Communication Foundation client application by using Microsoft .NET Framework 3.5. The client application communicates with an existing Web service that requires custom HTTP headers. You need to ensure that all messages sent to the service include the headers. Which two tasks should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Create a message inspector. Insert the custom headers by using the ICIientMessagelnspector.BeforeSendRequest method.
B) Create a custom endpoint behavior. Add the message inspector by using the IEndpointBehavior.AddBindingParameters method.
C) Create a message inspector. Insert the custom headers by using the ICIientMessagelnspector.AfterReceiveReply method.
D) Create a custom endpoint behavior. Add the message inspector by using the IEndpointBehavior.ApplyClientBehavior method.

3. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service contains the following binding configuration in the configuration file. (Line numbers are included for reference only.)
01 <wsHttpBinding>
02 <binding name="ssl">
04 </binding>
05 </wsHttpBinding>
You need to ensure that the following requirements are met:
Which configuration setting should you insert at line 03?

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

4. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You create the following service contract.

You need to ensure that the DoSomething operation is executed by a single thread at a time.
What are two possible service implementations you should use to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

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

5. You are creating a Windows Communication Foundation client application by using Microsoft .NET Framework 3.5. You add the following code segment to a service contract.

The DeleteDocument method in the service contract takes a long time to execute. The client application stops responding until the method finishes execution.
You write the following code segment to create an instance of a service proxy in the client application. (Line numbers are included for reference only.)

You need to ensure that the service methods are called asynchronously. What should you do?

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

Solutions: