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Microsoft 070-503 Exam Syllabus Topics:

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

1. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. You need to host the WCF service on the IIS Web server.
First, you create a new folder for your application files. Next, you use the IIS management tool to create a Web application in the new folder.
Which three actions should you perform next? (Each correct answer presents part of the solution. Choose three.)

A) Create a service file that has the .svc extension containing the @servicehost directive information for the service. Move this file to the application folder.
B) Create a vti_bin sub-folder within the application folder for your code files. Place the code file that defines and implements the service contract in this folder.
C) Create a web.config file that contains the appropriate configuration code. Place this file in the same folder as your service contract code.
D) Create a service file that has the svc extension containing the @service directive information for the service. Move this file to the application folder.
E) Create a web.config file that contains the appropriate configuration code. Place this file in the application folder.
F) Create an App_Code sub-folder within the application folder for your code files. Place the code file that defines and implements the service contract in this folder.

2. You are creating a Windows Communication Foundation application by using Microsoft .NET Framework 3.5.
You create a service that provides access to the intranet file server of your company. Users must be able to update and delete files from the server by using the service.
You write the following code segment.

You need to ensure that files can be updated or deleted only by users with the required privileges defined in the server's file system ACLs.
What should you do?

A) Define the service behavior in the following manner.
<serviceAuthorization impersonateCallerForAllOperat ions="true" />
Decorate the Delete and Update methods of the IFileServer interface by using the following
attribute.
<OperationBehavior(Impersonation:=ImpersonationOption.Alloraed)>
B) Define the service behavior in the following manner.
<serviceAuthorization impersonateCallerForAllOperations="false" />
Decorate the Delete and Update methods of the FileServer class by using the following
attribute.
< OperationBehavior(Impersonation : =ImpersonationOption. Required )> _
C) Define the service behavior in the following manner.
<serviceAuthorization impersonateCallerForAllOperations="true" />
D) Define the service behavior in the following manner.
<serviceAuthorization impersonateCallerForAllOperat ions="false" />
Decorate the Delete and Update methods of the IFileServer interface by using the following
attribute.
<OperationBehavior(Impersonation:=ImpersonationOption.Required)> _

3. DRAG DROP
You are creating an application in Windows Communication Foundation (WCF) by using Microsoft.NET Framework 3.5.
You need to ensure that the client application communicates with the service by using a duplex contract.
Which five actions should you perform? (To answer, move the five appropriate actions from the list of actions to the answer area, and arrange them in the correct order.)

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

Client applications pass an instance of the Customer class to the service.
You create a new version of the data contract and replace the Name property with the FirstName property.
You need to ensure that the existing client applications can continue to consume the service without modifying their code.
Which code segment should you use?

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

5. You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment for the service contract.
(Line numbers are included for reference only.) 01 <ServiceContractO> _
03 Public Class MyService 04...
05 End Class
The service uses transactions that time out in a minute. You need to increase the timeout interval of the transactions to 2 minutes and 30 seconds. Which code segment should you insert at line 02?

A) <ServiceBehavior(TransactionTimeout:="150")> _
B) <ServiceBehavior(TransactionTimeout:="2:30:00")> _
C) <ServiceBehavior(TransactionTimeout:="0:2:30")> _
D) <ServiceBehaviorO"ransactionTimeout:="0:150:00")>_

Solutions: