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Microsoft 070-503 Exam Syllabus Topics:

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

Question 1

You create an application by using Microsoft Visual Studio .NET 2008 and the .NET Framework 3.5. The application processes sales order documents. The application contains a component that retrieves the sales order documents from a FTP server and stores the data in a Microsoft SQL Server database. You need to ensure that the component meets the following requirements:
Periodically polls the FTP server to check for new order documents Executes without dependencies on other software components Executes without user interaction Executes by using a specific security context Allows system administrators to change the security context by retaining the same component code.
What should you do?

A. Develop the component as a Windows Communication Foundation service.
B. Develop the component as a Web service.
C. Develop the component as a Windows service.
D. Develop the component as a Windows application.

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

Question 3

You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. The service will authenticate the client applications by using Personal Information Cards. You write the following code segment. (Line numbers are included for reference only.)

You need to ensure that only those client applications that provide a valid e-mail address can execute the Update method. Which code segment should you insert at line 15?

A. Option C
B. Option A
C. Option D
D. Option B

Question 4

You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following lines of code.

You need to define the metadata for the DoSomething operation contract so that the parameter element is named Input and the method output element is named Output.
Which code segment should you use to replace the existing operation contract?

A. Option C
B. Option A
C. Option D
D. Option B

Question 5

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

The service uses a transactional binding. The TransactionFlow property for the binding is set to true. You need to ensure that the MyMethod method meets the following requirements:
Which code segment should you insert at line 05?

A. [OperationBehavior(TransactionScopeRequired=true)] [TransactionFlow(TransactionFlowOption.Allowed)]
B. [OperationBehavior(TransactionScopeRequired=false)] [TransactionFlow(TransactionFlowOption.Mandatory)]
C. [OperationBehavior(TransactionScopeRequired=false)] [TransactionFlow(TransactionFlowOption.Allowed)]
D. [OperationBehavior(TransactionScopeRequired=true)] [TransactionFlow(TransactionFlowOption.Mandatory)]

Solutions: