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Microsoft 70-503 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Security, Transactions and Reliability | - Configuring security (transport and message level) - Transactions, concurrency and instance management - Reliable messaging and error handling |
| Windows Communication Foundation Fundamentals | - Understanding WCF architecture and programming model - Bindings, endpoints, and host configuration - Service contracts, data contracts, and message contracts |
| Client Configuration and Communication | - Bindings and interoperability considerations - Channel factories and proxy generation - Creating and configuring WCF client applications |
| Service Implementation and Hosting | - Hosting WCF services in managed applications, IIS and WAS - Configuring service behavior and metadata exposure - Implementing service contracts in C# using .NET Framework 3.5 |
Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample Questions:
You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment.
You need to ensure that the service commits the transaction only when the session is closed.
Which code segment should you use to implement the service?
- A. Option B
- B. Option D
- C. Option C
- D. Option A
Correct Answer: B 🗳️
You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service will be hosted in a managed Console application.
The service endpoint has an address that is relative to the base address of the service. You need to programmatically add the base address to the service.
What should you do?
- A. Call a constructor of the ServiceHost class.
- B. Create and add a custom endpoint behavior to the service.
- C. Call an AddServiceEndpoint method of the ServiceHost class.
- D. Create and add a custom operation behavior to the service.
Correct Answer: A 🗳️
You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service contains the following code segment.
Client applications pass an instance of the Customer class to the service.
You create a new version of the data contract and replace the Name property with the FirstName property. You need to ensure that the existing client applications can continue to consume the
service without modifying their code. Which code segment should you use?
- A. Option B
- B. Option D
- C. Option C
- D. Option A
Correct Answer: D 🗳️
You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
The service contains the following code segment
[ServiceContract]
public interface IMyService
{
[OperationContract(IsOneWay=true, ProtectionLevel=ProtectionLevel.None)]
[TransactionFlow(TransactionFlowOption.Allowed)]
void DoSomething();
}
You need to ensure that the DoSomething operation can participate in transactions.
Which code segment should you use to replace the existing operation contract?
- A. [OperationContract(ProtectionLevel= ProtectionLevel.EncryptAndSign)]
[TransactionFlow(TransactionFlowOption.NotAllowed)]
void DoSomething(); - B. [OperationContract(ProtectionLevel=ProtectionLevel.None)]
[TransactionFlow(TransactionFlowOption.Allowed)]
void DoSomething(); - C. [OperationContract(IsOneWay=true, ProtectionLevel=ProtectionLevel.Sign)]
[TransactionFlow(TransactionFlowOption.Mandatorv)]
void DoSomething(); - D. [OperationContract(IsOneWay=true,
ProtectionLevel=ProtectionLevel.EncryptAndSign)]
[TransactionFlow(TransactionFlowOption.Allowed)]
void DoSomething();
Correct Answer: B 🗳️
You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You write the following code fragment for the configuration setting. (Line numbers are included for reference only.)
01 <wsHttpBinding> 02 <binding name="simple">
04 </binding> 05 </wsHttpBinding>
You need to ensure that the service uses transport security and allows access to anonymous client applications. Which code fragment should you insert at line 03?
- A. <security mode="Transport" > transport clientCredentialType="None" /></security>
- B. <security mode="Transport" > <message clientCredentialType="None"></security>
- C. <security mode="Transport" > transport clientCredentialType="Basic" /></security>
- D. <security mode="Transport" > <message clientCredentialType="Certificate"></security>
Correct Answer: A 🗳️
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