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Microsoft 70-503 Exam Syllabus Topics:

SectionObjectives
Configuring and Hosting WCF Services- Hosting environments
  • 1. Self-hosting services
    • 2. IIS hosting
      • 3. Windows Activation Service (WAS)
        - Service configuration
        • 1. Configuration via app.config/web.config
          • 2. Endpoints, bindings, and behaviors
            Designing and Developing WCF Services- Service implementation
            • 1. Implement service classes
              • 2. Handle concurrency and instancing modes
                - Service contracts and data contracts
                • 1. Define service contracts using ServiceContract and OperationContract
                  • 2. Design data contracts using DataContract and DataMember
                    Client Configuration and Consumption- Client configuration
                    • 1. Handling faults and exceptions
                      • 2. Endpoint configuration
                        - Service consumption
                        • 1. Adding service references
                          • 2. Generating proxies
                            Security in WCF Services- Authentication and authorization
                            • 1. Windows authentication
                              • 2. Message and transport security
                                - Secure communication
                                • 1. Protection levels and security modes
                                  • 2. Certificates and encryption
                                    WCF Bindings and Messaging- Bindings
                                    • 1. BasicHttpBinding, WSHttpBinding, NetTcpBinding
                                      • 2. Custom bindings
                                        - Message patterns
                                        • 1. One-way and duplex communication
                                          • 2. Request-reply

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

                                            Question #1

                                            You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service will be exposed for consumption. You need to ensure that the service supports interoperability with the broadest possible number of Web Service toolkits. The service must also support transport-level security. Which configuration setting should you use?

                                            • A. Option A
                                            • B. Option B
                                            • C. Option D
                                            • D. Option C
                                            Reveal Solution  Discussion  0

                                            Correct Answer: D  🗳️

                                            Question #2

                                            You are creating a Windows Communication Foundation distributed application by using Microsoft .NET Framework 3.5. You write the following code segment to implement the service contract. (Line numbers are included for reference only.)

                                            You need to ensure that the client applications of only those users who belong to the Administrators group can access the RemoveOrder method.
                                            Which code segment should you insert at line 05?

                                            • A. Option A
                                            • B. Option B
                                            • C. Option D
                                            • D. Option C
                                            Reveal Solution  Discussion  0

                                            Correct Answer: C  🗳️

                                            Question #3

                                            You create a client application by using Microsoft .NET Framework 3.5. The client application uses a Windows Communication Foundation (WCF) service. You plan to implement inspection handling on the client application and the WCF service. You need to add error handling to the WCF service. What should you do?

                                            • A. Modify the AfterReceiveReply method to catch the ReplyValidationFault exception. Replace the reply message with an explicit fault message.
                                            • B. Modify the BeforeSendRequest method to catch the ReplyValidationFault exception. Replace the reply message with an explicit fault message.
                                            • C. Modify the AfterReceiveRequest method to catch the ReplyValidationFault exception. Replace the reply message with an explicit fault message.
                                            • D. Modify the BeforeSendReply method to catch the ReplyValidationFault exception. Replace the reply message with an explicit fault message.
                                            Reveal Solution  Discussion  0

                                            Correct Answer: D  🗳️

                                            Question #4

                                            You create a Windows Communication Foundation (WCF) service by using Microsoft .NET framework 3.5. You write the following code segment for a service contract.

                                            You need to ensure that the WCF service meets the following requirements:
                                            Which method implementation should you use?

                                            • A. Option A
                                            • B. Option B
                                            • C. Option D
                                            • D. Option C
                                            Reveal Solution  Discussion  0

                                            Correct Answer: C  🗳️

                                            Question #5

                                            You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5.
                                            The WCF service must authenticate the client applications by validating credit card numbers and expiry dates. You write the following code segment. (Line numbers are included for reference only.)

                                            You need to implement custom authentication for the WCF service. Which code segment should you insert at line 05?

                                            • A. Option A
                                            • B. Option B
                                            • C. Option D
                                            • D. Option C
                                            Reveal Solution  Discussion  0

                                            Correct Answer: D  🗳️

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