Microsoft 70-503 Q&A - in .pdf

  • Exam Code: 70-503
  • Exam Name: TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation
  • Updated: Sep 13, 2026
  • Q & A: 270 Questions and Answers
  • PDF Price: $59.99
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Microsoft 70-503 Q&A - Testing Engine

  • Exam Code: 70-503
  • Exam Name: TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation
  • Updated: Sep 13, 2026
  • Q & A: 270 Questions and Answers
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Microsoft 70-503 Exam Syllabus Topics:

SectionObjectives
Topic 1: WCF Bindings and Messaging- Bindings
  • 1. Custom bindings
    • 2. BasicHttpBinding, WSHttpBinding, NetTcpBinding
      - Message patterns
      • 1. One-way and duplex communication
        • 2. Request-reply
          Topic 2: Configuring and Hosting WCF Services- Hosting environments
          • 1. Self-hosting services
            • 2. Windows Activation Service (WAS)
              • 3. IIS hosting
                - Service configuration
                • 1. Configuration via app.config/web.config
                  • 2. Endpoints, bindings, and behaviors
                    Topic 3: 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
                            Topic 4: Client Configuration and Consumption- Service consumption
                            • 1. Generating proxies
                              • 2. Adding service references
                                - Client configuration
                                • 1. Handling faults and exceptions
                                  • 2. Endpoint configuration
                                    Topic 5: Security in WCF Services- Secure communication
                                    • 1. Protection levels and security modes
                                      • 2. Certificates and encryption
                                        - Authentication and authorization
                                        • 1. Windows authentication
                                          • 2. Message and transport security

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

                                            Question #1

                                            You are creating a distributed application by using Microsoft .NET Framework 3.5.
                                            The application uses the Windows Communication Foundation model.
                                            You need to ensure that the following requirements are met:
                                            What are two possible ways to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

                                            • A. <bindings> <wsHttpBinding> <binding name="main"> <security
                                              mode="TransportWithMessageCredential <message clientCredentialType="None"/>
                                              </security> </binding> </wsHttpBindingx/bindings>
                                            • B. <bindings> <wsHttpBinding> <binding name="main"> <security
                                              mode="TransportWithMessageCredential bindings>
                                            • C. <bindings> <wsHttpBinding> <binding name="main"> <security
                                              mode="TransportWithMessageCredential <message clientCredentialType="None7>
                                              </security> </binding> </wsHttpBindingx/bindings>
                                            • D. <bindings>
                                              <netTcpBinding>
                                              <binding name="main">
                                              <security mode="TransportWithMessageCredential
                                              <message clientCredentialType="Certificate7>
                                              </security> </binding> </netTcpBinding></bindings>
                                              > </security> </binding> </wsHttpBinding></
                                              > transport clientCredentialType="Certificate" />
                                              > transport clientCredentialType="Windows" />
                                              > transport clientCredentialType="Certificate" />
                                            Reveal Solution  Discussion  0

                                            Correct Answer: B,D  🗳️

                                            Question #2

                                            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 concurrent calls are allowed on the service instance.
                                            Which code segment should you insert at line 06?

                                            • A. <ServiceBehavior(ConcurrencyMode:=ConcurrencyMode.Multiple, _ ReleaseServicelnstanceOnTransactionComplete:=True)> _
                                            • B. <ServiceBehavior(ConcurrencyMode:=ConcurrencyMode.Reentrant, _ ReleaseServicelnstanceOnTransactionComplete:=False)> _
                                            • C. <ServiceBehavior(ConcurrencyMode:=ConcurrencyMode.Reentrant, _ ReleaseServicelnstanceOnTransactionComplete:=True)> _
                                            • D. <ServiceBehavior(ConcurrencyMode:=ConcurrencyMode.Multiple, _ ReleaseServicelnstanceOnTransactionComplete:=False)> _
                                            Reveal Solution  Discussion  0

                                            Correct Answer: D  🗳️

                                            Question #3

                                            You are creating a client application by using Microsoft .NET Framework 3.5. The
                                            application consumes an ASMX Web service.
                                            You need to configure the binding to call the methods of the ASMX Web service.
                                            Which binding should you use?

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

                                            Correct Answer: B  🗳️

                                            Question #4

                                            How do you ensure Clipboard content is available if Service or client application is restarted?

                                            • A. Do a Copy() and Paste() to a local file, then when the service is restarted, read text from the local file.
                                            • B. Apply [DurableService] attribute to service and [DurableOperation] to each method.
                                            • C. Increase session timeout to 60 minutes
                                            • D. Modify service to use [ServiceBehavior(InstanceContextMode=InstanceContextMode. Single)]
                                            Reveal Solution  Discussion  0

                                            Correct Answer: B  🗳️

                                            Question #5

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

                                            Correct Answer: D  🗳️

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