Microsoft 70-513 Exam Questions : TS: Windows Communication Foundation velopment with Microsoft .NET Framework 4

Exam Code: 70-513
Exam Name: TS: Windows Communication Foundation velopment with Microsoft .NET Framework 4
Updated: Sep 30, 2026
Q&As: 323 Questions and Answers

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Microsoft 70-513 Exam Syllabus Topics:

Section	Objectives
Designing and Implementing WCF Services	- Service implementation 1. Implement service operations 2. Handle concurrency and instancing - Service contracts and data contracts 1. Define and implement service contracts 2. Define and use data contracts
Diagnostics and Troubleshooting	- Error handling 1. Fault contracts 2. Exception handling in services - Logging and tracing 1. Message logging 2. WCF tracing
WCF Security	- Security configuration 1. Secure bindings 2. Certificates and credentials - Authentication and authorization 1. Transport security 2. Message security
Bindings and Messaging	- WCF bindings 1. NetTcpBinding 2. BasicHttpBinding 3. WSHttpBinding - Message patterns 1. Duplex communication 2. Request-reply pattern 3. One-way operations
Hosting and Deploying WCF Services	- Service hosting environments 1. Self-hosting WCF services 2. Windows Services hosting 3. IIS hosting - Configuration and deployment 1. Endpoint configuration 2. Service configuration using app/web.config

Microsoft TS: Windows Communication Foundation velopment with Microsoft .NET Framework 4 Sample Questions:

Question #1

You develop a Windows Communication Foundation (WCF) service that is hosted by using
Windows Activation Services (WAS).
You need to configure the service to accept requests that use the TCP/IP protocol.
What should you do? (Each correct answer presents part of the solution. Choose two.)

A. Run the aspnet_regiis executable to enable TCP/IP service activation.
B. Run the appcmd executable to enable TCP/IP service activation.
C. In Control Panel, enable the WCF Non-HTTP Activation feature.
D. In Control Panel, enable the Windows Communication Foundation HTTP Activation feature.

Reveal Solution Discussion 0

Correct Answer: B,D 🗳️

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Question #2

A Windows Communication Foundation (WCF) service that handles corporate accounting must be changed to comply with government regulations of auditing and accountability.
You need to configure the WCF service to execute under the Windows logged-on identity of the calling application.
What should you do?

A. Within the service configuration, add a serviceCredentials behavior to the service, and set type to Impersonate.
B. Within the service configuration, add a serviceAuthenticationManager behavior to the service, and set serviceAuthenticationManagerType to Impersonate.
C. Within the service configuration, add a serviceSecurityAudit behavior to the service, and set serviceAuthorizationAuditLevel to SuccessOrFailure.
D. Within the service configuration, add a serviceAuthorization behavior to the service, and set impersonateCallerForAllOperations to true.

Reveal Solution Discussion 0

Correct Answer: D 🗳️

Question #3

You have a Windows Communication Foundation (WCF) service that uses multiple endpoints. The configuration file for the service contains the following XML markup:
<source name="System.ServiceModer switchValue= "Verbose, ActivityTracing">
One of the service endpoints throws an exception.
You need to correlate every call to the service to identify the source of the exception.
In the configuration file for the service, what should you do?

A. Change the value of the switchValue attribute to Critical.
B. In the diagnostic section, set the value of the propagateActivity attribute to true.
C. In the diagnostic section, set the value of the propagateActivity attribute to false.
D. Change value of the switchValue attribute to Error.

Reveal Solution Discussion 0

Correct Answer: C 🗳️

Question #4

A Windows Communication Foundation (WCF) service implements the following contract. (Line numbers are included for reference only.)
01 <ServiceContract()>
02 Public Interface IDataAccessService
03
04 <OperationContract()>
05 Sub PutMessage(ByVal message As String)
06
07 <OperationContract()>
08 <FaultContract(GetType(TimeoutFaultException))>
09 <FaultContract(GetType(FaultException))>
10 Function SearchMessages(ByVal search As String) As String ()
11
12 End Interface
The implementation of the SearchMessages method throws TimeoutFaultException exceptions for database timeouts. The implementation of the SearchMessages method also throws an Exception for any other issue it encounters while processing the request. These exceptions are received on the client side as generic FaultException exceptions.
You need to implement the error handling code for SearchMessages and create a new channel on the client only if the channel faults.
What should you do?

A. Catch and handle FaultException. Catch TimeoutFaultException and create a new channel.
B. Catch and handle TimeoutFaultException. Catch FaultException and create a new channel.
C. Catch and handle both TimeoutFaultException and FaultException.
D. Catch both TimeoutFaultException and FaultException. Create a new channel in both cases.

Reveal Solution Discussion 0

Correct Answer: B 🗳️

Question #5

DRAG DROP
You develop a Windows Communication Foundation (WCF) service that is hosted within a console application. The service implements the IRegistrationService interface in a class named RegistrationService. The service uses the following endpoint URL: http://localhost:8080/registrationservice/basic
You need to configure the console application to host the service.
How should you complete the relevant code? (To answer, drag the appropriate code segment to the correct location in the answer area. Each code segment may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.)