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Microsoft 70-513 Exam Syllabus Topics:

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

1. A Windows Communication Foundation (WCF) client uses the following service contract. (Line numbers are included for reference only.)
01 [ServiceContract] 02 public interface IService 03 ( 04 [OperationContractj 05 string Operation1O; 06 [OperationContract] 07 string Operation2(), 08)
You need to ensure that all calls to Operation 1 and Operation2 from the client are encrypted and signed.
What should you do?

A) Add a SecurityCriticalAttribute ror each operation.
B) Add a SecunitySafeCriticalAttribute for each operation.
C) Set the ProtectionLevel property in line 01 to EncryptAndSign.
D) Set the ProtectionLevel property in line 04 and line 06 to Sign.

2. You develop a Windows Communication Foundation (WCF) service.
You name the service MovieService in the Movie namespace. The service is hosted in Microsoft Internet Information Services (IIS).
You copy the assembly containing the service to the bin folder in the virtual directory path.
You need to set up the URI that is mapped to the service.
What should you do?

A) Add the following code segment to the web.config file.
<serviceHostingEnvironment>
<serviceActivations>
odd relativeAddress="./Movie" service="Movie.MovieService"/>
</serviceAct ivations>
</serviceHostingEnvironment>
B) Add a Movie.svc file in the root of the virtual path with the following line.
<%8ServiceHost language="C#" Service="MovieService.svc"%>
C) Add the following code segment to the web.config file.
<serviceHostingEnvironment>
<serviceActivations>
odd relativeAddress=" . /Movie, svc" service="Hovie.MovieService"/>
</serviceActivations>
</serviceHostingEnvirorunent>
D) Add a Movie.svc file in the root of the virtual path with the following line.
<%8ServiceHost language="C#" Service="MovieService"*>

3. You are implementing a Windows Communication Foundation (WCF) service contract named IContosoService in a class named ContosoService. The service occasionally fails due to an exception being thrown at the service.
You need to send the stack trace of any unhandled exceptions to clients as a fault message.
What should you do?

A) Apply the following attribute to the ContosoService class. <ServiceBehavior(IncludeExceptionDetailInFaults:=True)>
B) In the application configuration file on the service and all the clients, add the following
XML segment to the system.diagnostics/sources configuration section group.
<source name="System.ServiceModel" switchValue=" Error " propagateActivity="true">
<listeners>
<add name="ServiceModelTraceListener"
initializeData="app_tracelog.svclog"
type="System.Diagnostics.XmlWriterTraceListener" />
</listeners>
</source>
C) In the application configuration file on the client, add the following XML segment to the
system.serviceModel/behaviors configuration section group.
<endpointBehaviors>
<behavior name=" debug ">
< callback Debug includeExceptionDetailInFaults="true" />
</behavior>
</endpointBehaviors>
Associate the debug behavior with any endpoints that need to return exception details.
D) For each OperationContract exposed by IContosoService , apply the following attribute. <FaultContract(GetType(Exception))>

4. You are creating a client application and configuring it to call a Windows Communication
Foundation (WCF) service. When the application is deployed, it will be configured to send
all messages to a WCF routing service.
You need to ensure that the application can consume the target service after the application is deployed.
What should you do?

A) In the client application, add a service reference to the target service. In the client binding configuration, specify the address of the target service.
B) In the client application, add a service reference to the router service. In the client binding configuration, specify the address of the router service.
C) In the client application, add a service reference to the target service. In the client binding configuration, specify the address of the router service.
D) In the client application, add a service reference to the router service. In the client binding configuration, specify the address of the target service.

5. Self-hosted Windows Communication Foundation (WCF) service uses a secure HTTP binding with a custom principal permission mode.
The binding requires users to provide their Windows logon credentials.
You need to retrieve the identity of the caller.
What are two possible properties you can use to achieve this goal? (Each correct answer presents a complete solution Choose two)

A) HttpContext.Current.User.Identity.Name
B) ServiceSecurityContext.Current.Primary.identity.Name
C) OperationContext.Current.ServiceSecurityContext.PrimaryidentityName
D) Thread.CurrentPrincipal.identityName

Solutions: