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

1. You are creating a Windows Communication Foundation service by using Microsoft .NET
Framework 3.5. The service has a contract named IMyService.
You need to ensure that the service uses an XMLSerializer object.
Which code segment should you use?

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

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

3. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You create the following service contract.

You need to ensure that the DoSomething operation is executed by a single thread at a time.
What are two possible service implementations you should use to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

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

4. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You write the following code segment.

You need to ensure that concurrent calls are allowed on the service instance.
Which code segment should you insert at line 07?

A) [ServiceBehavior(ConcurrencyMode=ConcurrencyMode.Reentrant, ReleaseServiceInstanceOnTransactionComplete=true)]
B) [ServiceBehavior(ConcurrencyMode=ConcurrencyMode.Reentrant, ReleaseServiceInstanceOnTransactionComplete=false)]
C) [ServiceBehavior(ConcurrencyMode=ConcurrencyMode.Multiple, ReleaseServiceInstanceOnTransactionComplete=false)]
D) [ServiceBehavior(ConcurrencyMode=ConcurrencyMode.Multiple, ReleaseServiceInstanceOnTransactionComplete=true)]

5. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment. (Line numbers are included for reference only.)

When you browse to the base address of the service, you receive the following message: "Metadata publishing for this service is currently disabled."
You debug the code and discover that the ServiceMetadataBehavior behavior was previously nonexistent. You need to enable metadata publishing.
What should you do?

A) Insert the following code segment at line 11. smb.HttpGetEnabled=true;
B) Modify the code segment at line 03 in the following manner. Uri mexAddress=neUri("/service");
C) Delete lines 15 and 16.
D) Insert the following code segment at line 19. smb.HttpGetEnabled=true;

Solutions: