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Microsoft 070-513 Exam Syllabus Topics:

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

1. You are moving a Windows Communication Foundation (WCF) service into production. You need to be able to monitor the health of the service.
You only want to enable all performance counter instances exposed by the ServiceModelService 4.0.0.0 counter group.
Which element should you add to the system.serviceModel section in the application configuration file?

A) <diagnostics wmiProviderEnabled="true" />
B) <diagnostics performanceCounters="ServiceOnly" />
C) <diagnostics performanceCounters="All" />
D) <diagnostics wmiProviderEnabled="true" performanceCounters="Off" />

2. A Windows Communication Foundation (WCF) service has the following contract.

This is one of several service contracts hosted by your application. All endpoints use SOAP
1.2 bindings with WS-Addressing 1.0. The System.ServiceModel.MessageLogging trace source in the system.diagnostics configuration section is configured with one listener.
You need to make sure that only the messages that are returned from the DoWork operation are logged.
Which XML segment should you add to the
system.serviceModel/diagnostics/messageLogging/filters configuration element?

A) <odd xmlns:addr-"http://vww.w3.org/2005/08/addressing">
//addr:Action[text() -
'http://contoso.com/IShipping/DoWorkResponse' ]
</add>
B) <add xmlns:addr="http://www.w3.org/2005/Q8/addressing">
//addr:Action[text() =
'http://contoso.com/IShipping/DoUork' ]
</add>
C) <add xmlns:soap="http://www.w3.org/2003/05/soap-envelope">
//soap:Action[text() =
1http://contoso.com/I3hipping/DoWork']
</add>
D) odd xmlns:soap="http://www.u3.org/2003/05/soap-envelope">
//soap:Action[text() =
'http://contoso.com/I5hipping/DoWorkResponse']
</add>

3. You need to modify a client application that consumes a Windows Communication Foundation (WCF) service.
The service metadata is no longer available.
You need to modify the previously generated proxy to include asynchronous calls to the service.
What should you do?

A) Update the service reference with the Generate asynchronous operations option.
B) Create a partial class for the previously generated proxy and include the new asynchronous methods.
C) Create a class with the same name as the previously generated proxy and add the new asynchronous methods. Add the new class to a namespace that is different from the original proxy.
D) Create a class with the same name as the previously generated proxy and add the new asynchronous methods as partial methods. Add the new class to a namespace that is different from the original proxy.

4. You are developing a Windows Communication Foundation (WCF) service. The service needs to access out-of-process resources.
You need to ensure that the service accesses these resources on behalf of the originating caller.
What should you do?

A) Set the PrincipalPermissionAttribute on the service contract and update the bindingConfiguration attribute in the endpoint element of the configuration file to wsHttpBinding.
B) Set the value of ServiceSecurityContext.Current.WindowsIdentity.ImpersonationLevel to TokenImpersonationLevel.Delegation.
C) Set the PrincipalPermissionAttribute on the service contract and update the binding attribute in the endpoint element of the configuration file to wsHttpBinding.
D) Set the value of ServiceSecurityContext.Current.WindowsIdentity.ImpersonationLevel to TokenImpersonationLevel.Impersonation.

5. A Windows Communication Foundation (WCF) service only accepts messages that are signed and encrypted a client application is not receiving expected responses from the service.
You need to enable logging to verity that the messages from the client are signed and encrypted.
You also need to see what each message looks like before the message body is deserialized into a
NET object what should you do?

A) Configure the System. Service Model Message Logging trace source in the system
diagnostics
configuration sectionIn the system. service Model configuration, add the following XML
segment.
<diagnostics>
<message Logging log Entire Message='
true Iog Messages At Service LeveI true"
log Messages At Transport Level=true" I> <Idiagnostics>
B) Configure the System Service Model trace source in the system diagnostics
configuration section.
In the system service Model configuration add the following xML segment
<diagnostics>
<message Logging log Entire Messages" true
logMessagesAtServiceLeveIetrue"
logMessagesAtTransportLeveletrue" />
</diagnostics>
C) Configure the System. Service Model trace source in the system diagnostics
configuration section.
In the system.serviceModel configuration, add the following XML segment,
<diagnostics>
<message Logging log Entire Message="
true log Messages t Service LeveI-true' Is
<diagnostics>
D) Configure the System. Service Model Message Logging trace source in the system.
diagnostics configuration section.
In the system service Model configuration, add the following xML segment
<diagnostics>
<message Logging Iog Messages At Service Levele true"
log Messages At Transport Levele"true" 1>
</diagnostics>

Solutions: