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

1. You create an application by using Microsoft Visual Studio .NET 2008 and the .NET Framework 3.5. You are designing a data contract for a Windows Communication foundation (WCF) service that will be hosted by the application. You need to ensure that the data contract meets the following requirements: It does not support Schema versioning.
It allows additional contract and additional elements to be included over time. It allows the client applications to submit messages that contain additional elements without error.
What should you do?

A) Use the IsRequired property.
B) Implement the IMetadataExchange interface.
C) Implement the IExtensibleDataObject interface.
D) Use the DataMemberAttribute attribute.

2. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You need to ensure that the callback channel between the service and the client application is available for the service to send a status message.
Which code segment should you use?

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

3. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service uses the net.tcp transport. You need to ensure that when the server starts, the service starts and continues to run. What should you do?

A) Host the service in a Windows Presentation Foundation application.
B) Host the service under IIS 7.0 by using IIS 6.0 compatibility mode.
C) Host the service under IIS 7.0 by using Windows Activation Services.
D) Host the service in a Windows service.

4. You are creating a client application by using Microsoft .NET Framework 3.5. The
application consumes an ASMX Web service.
You need to configure the binding to call the methods of the ASMX Web service.
Which binding 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 consists of the following components:
An ASP.NET Web application that is deployed on a Web server named WEB1 An ASMX Web service that is deployed on an application server named APP1 A Microsoft SQL Server database that is deployed on a database server named SQL1 The ASP.NET application connects to an ASMX Web service. The APP1 server hosts several ASMX Web service applications. The ASMX Web service stores and retrieves data from SQL1.
You need to ensure that the secure communication strategy meets the following requirements:
The communication configuration between WEB1 and APP1 must be secured without other applications being affected. Server authentication and data encryption must be performed between APP1 and SQL1. Which two secure communication protocols should you use? (Each correct answer presents part of the solution. Choose two.)

A) Use Internet Protocol Security between WEB1 and APP1.
B) Use Remote Procedure Call encryption between APP1 and SQL1.
C) Use Secure Sockets Layer between WEB1 and APP1.
D) Use Remote Procedure Call encryption between WEB1 and APP1.
E) Use Secure Sockets Layer between APP1 and SQL1.
F) Use Internet Protocol Security between APP1 and SQL1.

Solutions: