Microsoft 070-518 : PRO: Design & Develop Wndws Apps Using MS .NET Framework 4

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Microsoft PRO: Design & Develop Wndws Apps Using MS .NET Framework 4 Sample Questions:

1. You are designing a Windows Presentation Foundation (WPF) application.
The WPF application must run against either Microsoft SQL Server 2008 or a third-party
database system without duplicating data access logiC.
You need to recommend a data access technology.
What should you recommend?

A) ADO.NET using DataSet objects and SqIDataAdapter objects
B) LINQ to SQL
C) LINQ to Entities
D) ADO.NET using DataSet objects and SqlDataReader objects

2. You are designing an application by using Microsoft .NET Framework 4 and Microsoft Visual Studio 2010.
You plan to design an instrumentation strategy for the application.
You need to ensure that the strategy meets the following requirements:
- Captures detailed performance information. - Enables or disables diagnostic messages by using an application configuration option without requiring the application to restart.
What should you design?

A) A custom performance counter
B) An override to the Debug class
C) An override to the EventLog class
D) A custom trace listener

3. You are designing a Windows Forms application.
You intend to display graphics on a form in the application by using a third-party Windows Presentation Foundation (WPF) control.
You need to recommend a control for hosting the third-party WPF control.
What should you recommend?

A) A Panel control
B) A Canvas control
C) A windowsFormsHost control
D) AnElementHost control

4. You are designing an update to an existing Windows Presentation Foundation (WPF) application. You plan to use Microsoft Visual Studio 2010. The updated WPF application will require a specific version of a third-party component.
You have the following requirements:
- Deploy the update by using Windows Installer. - Update the WPF application only if the required version of the third-party component is present on the client computer.
You need to recommend configuration settings for the application installer.
Which property should you recommend be set?

A) TheRemovePreviousVersions property of the Setup Project
B) The Version property of the .NET Launch Condition
C) The Version property of the Setup Project
D) The Condition property of a new Launch Condition

5. You design a Windows Presentation Foundation (WPF) application that interacts with a Windows Communication Foundation (WCF) Web service. The WCF Web service throws exceptions of type Exception.
The WPF application crashes when the WCF Web service throws an exception.
You need to recommend an error-handling strategy that allows users to submit updated data to the WCF Web service without restarting the WPF application.
What should you recommend?

A) Modify the Web service to throw exceptions of type InvalidOperationException
B) Modify the Web service to throw custom exceptions derived from the ApplicationException class.
C) Modify the Web service to throw custom exceptions derived from the Exception class.
D) Modify the Web service to throw exceptions of type FaultExceptton.

Solutions: