You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You plan to implement a test strategy for the application. You need to ensure that the test strategy meets the following

第1题：

You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You plan to use a PresentationTraceSources object when the application is executed by users. When the application is executed in a test environment, all debug information is successfully captured. You need to be able to capture debug information when the application is deployed. What should you do?（）

• A、 Enable WPF tracing in the registry.Restart the application.
• B、 Enable tracing by modifying local Group Policy.Restart the application.
• C、 Open the XML configuration file for your application on the user's computer.Set tracing to a verbose level.Restart the application.
• D、 Open the XML configuration file for your application on the user's computer.Add a trace listener.Restart the application.

第2题：

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You need to ensure that the application meets the following requirements: Displays a menu that is specific to the control selected by the user. Displays the menu next to the control. Which control should you use? （）

• A、 Menu
• B、 PopUp
• C、 ListBox
• D、 ContextMenu

第3题：

You use Microsoft Visual Studio 2010 and Microsoft . NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You create a WPF window in the application. You add the following code segment to the application. public class ViewModel { public CollectionView Data { get; set; } } public class BusinessObject { public string Name { get; set; } } The DataContext property of the window is set to an instance of the ViewModel class. The Data property of the ViewModel instance is initialized with a collection of BusinessObject objects. You add a TextBox control to the Window. You need to bind the Text property of the TextBox control to the Name property of the current item of the CollectionView of the DataContext object. You also need to ensure that when a binding error occurs, the Text property of the TextBox control is set to N/A . Which binding expression should you use?（）

• A、 { Binding Path=Data/Name, FallbackValue='N/A' }
• B、 { Binding Path=Data.Name, FallbackValue='N/A' }
• C、 { Binding Path=Data/Name, TargetNullValue='N/A' } 
• D、 { Binding Path=Data.Name, TargetNullValue='N/A' }

第4题：

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. The application uses the drag-and-drop functionality. You need to ensure that the drag-and-drop operation is stopped when a user moves the cursor outside the boundaries of the application form. Which enumeration member should you use?（）

• A、 DragAction.Cancel
• B、 DragAction.Drop
• C、 DragDropEffects.None
• D、 DragDropEffects.All

第5题：

You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. The application includes a function that is triggered by filling out a form and by clicking a button. Currently, the application is tested manually. You need to create an automated and iterative process to test the application. What should you do?（）

• A、 Use IntelliTrace.
• B、 Use UISpy.exe to extract the user interface (UI) information. Then, use MSTest.exe.
• C、 Use classes in the System.Windows.Automation and System.Windows.Automation.Text namespaces.
• D、 Use the Action Recording methodology to record the user interface (UI) actions. Then, use MSTest.exe.

第6题：

You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. The application uses data-bound controls. You discover that when the application is executed by users, one of the controls is not displayed properly. You need to view the property values assigned to the controls. What should you do?（）

• A、 Use IntelliTrace. 
• B、 Use PresentationTraceSource.
• C、 Run the application in debug mode with Visual Studio 2010. Use the Auto window while you step through the application code.
• D、 Run the application in debug mode with Visual Studio 2010. Use the WPF Visualizer while you step through the application code.

第7题：

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You add a ListBox control to the application. The ListBox control is data-bound to an instance of a custom collection class of the Product objects named ProductList. You need to ensure that changes to ProductList are automatically reflected in the ListBox control. What should you do? （）

• A、  Implement the INotifyPropertyChanged interface in the Product class.
• B、  Implement the IQueryable<Product> interface in the ProductList class.
• C、  Extend the DependencyObject class in the Product class.
• D、 Extend the ObservableCollection<Product> class in the ProductList class.

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第13题：

You create a Microsoft Windows Installer file for a Windows Presentation Foundation (WPF) application that requires Microsoft .NET Framework 4. You need to ensure that the installation starts only if .NET Framework 4 is already installed on the computer. What should you do?（）

• A、 Use a custom action. 
• B、 Set the MinVersion property to .NET Framework 4.
• C、 Set the Version property of Windows Installer to .NET Framework 4.
• D、 Set the Version property of the Launch Condition to .NET Framework 4.

第14题：

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. The application has multiple data entry windows. Each window contains controls that allow the user to type different addresses for shipping and mailing. All addresses have the same format. You need to ensure that you can reuse the controls. What should you create?（）

• A、 a user control
• B、 a data template
• C、 a control template
• D、 a control that inherits the Canvas class

第15题：

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You create a custom control named Wheel. You need to ensure that the Speed property of Wheel can be animated. What should you do?（）

• A、 Inherit the DependencyObject class.
• B、 Declare the Speed property as a dependency property.
• C、 Declare an animation of the Speed property from within the code-behind file.
• D、 Implement the System.Windows.Media.Animation.IAnimatable interface with the Wheel class.

第16题：

You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create a Windows Presentation Framework (WPF) application. You have a company logo that must appear on multiple forms in the application. The logo design changes frequently. You need to ensure that when the logo image is changed, you only need to update a single location. What should you do?（）

• A、 Define the image as a page resource. 
• B、 Define the image as an application resource.
• C、 Save the image on a network drive. 
• D、 Include the image as an embedded resource.

第17题：

You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You discover that when the application runs, a user control is not rendered correctly. You need to find out the user interface (UI) element of the window that is causing the rendering problem. What should you do?（）

• A、 Use the Local Window.
• B、 Use the WPF Visualizer.
• C、 Generate a trace log by using IntelliTrace.
• D、 Set a breakpoint at the control. Run the application.

第18题：

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You use the ClickOnce deployment methodology to distribute the application. You need to store application-specific data along with read/write permissions without requiring elevated permissions for the application. Where should you store the application data?（）

• A、 In isolated storage.
• B、 On the database server.
• C、 In the ClickOnce data directory.
• D、 In the App.config file of the application.

第19题：

You use Microsoft .NET Framework 4 to create a Windows Presentation Framework (WPF) application. You plan to create a custom control that contains four text input fields. Each of the text input fields within the control will contain a label. You need to ensure that the text input fields within the control can be validated by using a regular expression validator. Which class should you inherit from?（）

• A、 TextBox
• B、 TextElement
• C、 UIElement
• D、 UserControl

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