TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation: 070-503 Exam


"TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation", also known as 070-503 exam, is a Microsoft Certification. With the complete collection of questions and answers, Pass4sureCert has assembled to take you through 270 Q&As to your 070-503 Exam preparation. In the 070-503 exam resources, you will cover every field and category in MCTS Certification helping to ready you for your successful Microsoft Certification.

  • Exam Code: 070-503
  • Exam Name: TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation
  • Total Questions: 270
  • Certification Provider: Microsoft
  • Corresponding Certification: MCTS
  • Updated on: Aug 30, 2026

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Microsoft 070-503 Exam Syllabus Topics:

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

                                            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.
                                            You write the following code fragment in the service configuration file. (Line numbers are included for reference only.)

                                            You need to register the custom service behavior in the service configuration file. Which code fragment should you insert at line 10?

                                            A. Option A
                                            B. Option D
                                            C. Option B
                                            D. Option C


                                            Question 2

                                            You are creating a client application by using Microsoft .NET Framework 3.5. You use Windows Communication Foundation (WCF) to create the application.
                                            The client application uses a Personal Information Card to provide authentication information to the WCF server. You write the following code fragment. (Line numbers are included for reference only.)

                                            You need to ensure that one of the claims in the Personal Information Card contains an e-mail address.
                                            Which code fragment should you insert at line 05?

                                            A. Option A
                                            B. Option D
                                            C. Option B
                                            D. Option C


                                            Question 3

                                            You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. You create a class named Customer for the WCF service. The Customer class has properties named Id, Name, and BalanceDue.
                                            You plan to convert the Customer class into a data contract.
                                            You need to ensure that only the Id property and the Name property are passed to the client applications.
                                            Which code segment should you use?

                                            A. <DataContract()> _
                                            Public Class Customer
                                            Public Property Id() As Integer
                                            ...
                                            End Property
                                            Public Property Name() As String
                                            ...
                                            End Property
                                            Private Property BalanceDue() As Double
                                            ...
                                            End Property
                                            End Class
                                            B. <DataContract()> _
                                            Public Class Customer
                                            <DataMember()> _
                                            Private Property Id() As Integer
                                            ...
                                            End Property
                                            <DataMember()> _
                                            Public Property Name() As String ... End Property Public Property BalanceDue() As Double ... End Property End Class
                                            C. <DataContract()> _ Public Class Customer <DataMember(EmitDefaultValue:=True)> _ Public Property Id() As Integer ... End Property <DataMember(EmitDefaultValue:=True)> _ Public Property Name() As String ... End Property <DataMember()> _ Friend Property BalanceDue() As Double ... End Property End Class
                                            D. <DataContract()> _ Public Class Customer <DataMember()> _ Public Property Id() As Integer ... End Property <DataMember()> _ Public Property Name() As String ... End Property <DataMember(EmitDefaultValue:=False)> _ Public Property BalanceDue() As Double ... End Property End Class


                                            Question 4

                                            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 A
                                            B. Option D
                                            C. Option B
                                            D. Option C


                                            Question 5

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

                                            The service will not use any external resources.
                                            You need to ensure that the calls to the DoSomething operation are thread-safe.
                                            What are the two possible service implementations that you can use to achieve this goal?
                                            (Each correct answer presents a complete solution. Choose two.)

                                            A. Option A
                                            B. Option D
                                            C. Option B
                                            D. Option C


                                            Solutions:

                                            Question 1
                                            Answer: D
                                            Question 2
                                            Answer: D
                                            Question 3
                                            Answer: B
                                            Question 4
                                            Answer: C
                                            Question 5
                                            Answer: A,B

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