Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation : 70-503

70-503 real exams

Exam Code: 70-503

Exam Name: TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation

Updated: Aug 07, 2026

Q & A: 270 Questions and Answers

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About Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation : 70-503 Exam

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Microsoft 70-503 Exam Syllabus Topics:

SectionObjectives
Topic 1: Designing and Developing WCF Services- Service contracts and data contracts
  • 1. Define service contracts using ServiceContract and OperationContract
    • 2. Design data contracts using DataContract and DataMember
      - Service implementation
      • 1. Handle concurrency and instancing modes
        • 2. Implement service classes
          Topic 2: 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
                  Topic 3: Configuring and Hosting WCF Services- Service configuration
                  • 1. Configuration via app.config/web.config
                    • 2. Endpoints, bindings, and behaviors
                      - Hosting environments
                      • 1. Windows Activation Service (WAS)
                        • 2. Self-hosting services
                          • 3. IIS hosting
                            Topic 4: Client Configuration and Consumption- Client configuration
                            • 1. Handling faults and exceptions
                              • 2. Endpoint configuration
                                - Service consumption
                                • 1. Generating proxies
                                  • 2. Adding service references
                                    Topic 5: WCF Bindings and Messaging- Bindings
                                    • 1. Custom bindings
                                      • 2. BasicHttpBinding, WSHttpBinding, NetTcpBinding
                                        - Message patterns
                                        • 1. One-way and duplex communication
                                          • 2. Request-reply

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


                                            2. You are creating an endpoint for a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You create the endpoint by using a custom binding. You write the following code segment.

                                            You need to prevent the custom binding from making a persistent connection to the service endpoint.
                                            Which code segment should you use?

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


                                            3. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment.

                                            You have not deployed the IMathService service.
                                            You need to expose the AddNumbers (a As Double, b As Double) As Double operation to
                                            the IMathService service contract.
                                            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 expose two different service endpoints that have the same address.
                                            Which configuration setting should you use?

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


                                            5. You create a Windows Communication Foundation (WCF) application by using Microsoft .NET Framework 3.5. The desktop client calls the WCF service to query its status. The call can take up to 10 seconds to complete. The client application must remain responsive when querying the service. You need to generate the required proxy.
                                            What should you do?

                                            A) Execute the svcutil http: //localhost:8000/MyWCF /async command.
                                            B) Clear the Generate asynchronous operation check box in the Add Service Reference Settings dialog box.
                                            C) Execute the svcutil /validate /serviceName:MyWCF myServiceHost.exe command.
                                            D) Execute the svcutil myServiceHost.exe /serviceName:MyWCF command.


                                            Solutions:

                                            Question # 1
                                            Answer: C
                                            Question # 2
                                            Answer: C
                                            Question # 3
                                            Answer: B
                                            Question # 4
                                            Answer: B
                                            Question # 5
                                            Answer: A

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