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

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

1. You create a distributed application by using Microsoft .NET Framework 3.5. You use Windows Communication Foundation to create the application.
You pass the client credentials to the service that runs on two Web servers named IIS1 and IIS2. The service uses the credentials to query data from a remote Microsoft SQL Server 2005 database named DB1.
The client applications can retrieve data from the service when they connect to IIS1. When the client applications attempt to retrieve data from the service by connecting to IIS2, they receive the following error message:
Login failed for user '(null)'. Reason: Not associated with a trusted SQL Server connection.
You need to ensure that both IIS1 and IIS2 can query data from DB1.
What should you do?

A) Configure IIS2 for constrained delegation to DB1.
B) Execute the following command on a domain controller. setspn -A http/iis2.example.com:80 DOMAIN\iis2$
C) Change the SQL connection string on IIS2 from "Data Source=DBl; Initial Catalog=db;Integrated Security=True" to "Data Source=DBl;Initial Catalog=db;Integrated Security=SSPI".
D) Configure DB1 for full delegation.

2. You are creating a client application that will call a Windows Communication Foundation service. The service was created by using Microsoft .NET Framework
3.5. You write the following code segment.

You plan to share the validation logic between the client application and the WCF service.
You need to generate a client-side service proxy that includes the validation logic.
Which four tasks should you perform? (Each correct answer presents part of the solution. Choose four.)

A) Create a Class Library project for the DataContract classes.
B) In the Service project, add a reference to the Class Library project.
C) In the Client project, use the Add Web Reference dialog box to reference the service.
D) In the Client project, use the Add Reference dialog box to add a project reference to the Service project.
E) In the Client project, use the Add Service Reference dialog box to reference the service.
F) In the Client project, add a reference to the Class Library project.

3. You have some code:
<system.diagnostics>
<sources>
(.......)
<listeners>
<add name="DefaultListener" />
</listeners>
</source>
</sources>
What line should you insert at (......) to enable tracing?

A) <source name="System.ServiceModel" switchValue="ActivityTracing" propagateActivity="false">
B) <source name="System.ServiceModel" switchValue="ActivityTracing" propagateActivity="true">
C) <source name="System.ServiceModel.MessageLogging">
D) <source name="System.ServiceModel" switchValue="Information, ActivityTracing" propagateActivity="true">

4. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. The WCF service will validate certificates to authorize client applications. You write the following code segment:
class Store: IStore
{
public void RemoveOrder(int ordered)
{
} }
You need to ensure that only those client applications that meet the following criteria can access the RemoveOrder method:
What should you do?

A) Option A
B) Option D
C) Option B
D) Option C

5. How to ensure SOAP envelope generation is always disabled for messages sent to the client?

A) ver = MessageVersion.Soap11WSAddressing10
B) ver = MessageVersion.Default
C) ver = MessageVersion.None
D) ver = OerationContext.Current.IncomingMessageVersion

Solutions: