You use Microsoft .NET Framework 4 to create a Windows Prese

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You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. The application contains a composite user control that includes a TextBox control named txtInput. The user control will be hosted in a window and will have handlers for the text-changed event of txtInput. You need to ensure that the application meets the following requirements: AddHandler(TextBox.TextChangedEvent, new RoutedEventHandler(Audit_TextChanged), true); Which of the following statments are TRUE ?()
A

 A text-changed event handler, named Audit_TextChanged, was Created for the txtInput control.

B

 Audit_TextChanged will stop running because the event is marked as handled by certain event handlers. 

C

 Even through the event is marked handled by certain event handlers, Audit_TextChanged  will still run.

D

 Audit_TextChanged will continue to run until the event is marked as handled.

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相似问题和答案

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 implement a test strategy for the application. You need to ensure that the test strategy meets the following requirements: Test data can be added to the test project without recompiling. Multiple variations of a test can be executed at run time. What should you do? ()

  • A、 Use IntelliTrace.
  • B、 Use data-driven tests.
  • C、 Create a single test class.
  • D、 Create a test method for each data variation.

正确答案:B

第2题:

You use Microsoft .NET Framework 4 to create a Windows Forms application. You need to allow the user interface to use the currently configured culture settings in the Control Panel. Which code segment should you use?()

  • A、 Thread.CurrentThread.CurrentUICulture = Thread.CurrentThread.CurrentCulture;
  • B、 Thread.CurrentThread.CurrentCulture = Thread.CurrentThread.CurrentUICulture;
  • C、 Thread.CurrentThread.CurrentUICulture = CultureInfo.InstalledUICulture; 
  • D、 Thread.CurrentThread.CurrentCulture = CultureInfo.InstalledUICulture;

正确答案:A

第3题:

You use Microsoft .Net Framework 4 to create a Windows Form application. You created a new application, you then wrote the code below: Thread.CurrentThread.CurrentUICulture = Thread.CurrentThread.CurrentCulture Which of the following options are TRUE? ()

  • A、 The user interface will make use of the currently configured culture settings in the Control Panel at present.
  • B、 The user interface will make use of new culture settings.
  • C、The user interface will make use of the culture settings that were installed with the operating system.

正确答案:A

第4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.

正确答案:B

第5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

正确答案:D

第6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.

正确答案:D

第7题:

You use Microsoft .NET Framework 4 to create a Windows Forms application. The application includes a RichTextBox control and a ListBox control. The ListBox control is populated with a list of valid file names. The application allows users to drag a ListBox item to the RichTextBox control. You need to provide a visual indication that a file that is dragged can be dropped on the RichTextBox control. What should you do?()

  • A、 Use a DoubleAnimation class.
  • B、 Use a Storyboard animation class.
  • C、 Use the DragDropEffects enumeration.
  • D、 Use the DragAction enumeration.

正确答案:C

第8题:

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application named MyApp.exe. You use Microsoft Windows Installer to package the application. You create an icon file named Application.ico. You need to associate Application.ico with MyApp.exe when it is deployed. What should you do?()

  • A、 Use the File Types Editor tool.
  • B、 Rename the icon file to MyApp.exe .ico.
  • C、 Set the AddRemoveProgramsIcon property to Application.ico.
  • D、 Use the File System Editor tool to set the Icon property to Application.ico.

正确答案:D

第9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

正确答案:A

第10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

正确答案:A

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