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

1. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment for the service implementation. (Line numbers are included for reference only.)
01 Public Sub PutMessage(ByVal msg As Message)
02 Dim value As String = Nothing
04 End Sub You need to retrieve the content from the received message body and store it in the variable named value.
Which code segment should you insert at line 03?

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

2. You are creating a remote database management application by using Microsoft Windows Forms and Microsoft .NET Framework 3.5
You use the Windows Communication Foundation model to create the application. You write the following code segment. (Line numbers are included for reference only.)

You need to ensure that each time a client application calls the Open() method, a new service instance is created.
Which code segment should you insert at line 03?

A) [OperationBehavior(TransactionScopeRequired=true)]
B) [OperationBehavior(AutoDisposeParameters=true)]
C) [OperationBehavior(ReleaseInstanceMode=ReleaseInstanceMode.BeforeCall)]
D) [OperationBehavior(ReleaseInstanceMode=ReleaseInstanceMode.None)]

3. You are creating a distributed application by using Microsoft .NET Framework 3.5. The application uses Windows Communication Foundation.
The client applications require the users to provide a user name and a password.
You need to ensure that the server authenticates the client applications by verifying user names and passwords.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

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

4. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You have successfully created two interfaces: IMyService and IMyServiceClient.
You need to ensure that the service is able to call methods from the client application by using the IMyServiceClient interface.
Which code segment should you use?

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

5. You create an application by using Microsoft Visual Studio .NET 2008 and the .NET Framework 3.5. The application exposes a Windows Communication Foundation (WCF) service. The service will be consumed by a client-side code that runs in the Web pages of an ASP.NET AJAX Web application. You need to ensure that data serialization between the service and the application incurs minimum latency.
Which data format should you use?

A) Extensible Markup Language
B) JavaScript Object Notation
C) Really Simple Syndication 2.0
D) Binary

Solutions: