单项选择题
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application that displays an image.
You need to ensure that users can stretch and scale the image.
Which control should you use?（）
A. Frame
B. Slider
C. Viewbox
D. ScrollViewer
点击查看答案
相关考题
-
单项选择题
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You need to ensure that users can view content in a book-reading format that displays two pages at a time. Which control should you use?（）
A. FlowDocument
B. FlowDocumentReader
C. FlowDocumentPageViewer
D. FlowDocumentScrollViewer -
单项选择题
You use Microsoft .NET Framework 4 to create a Windows Forms application. You write the following code segment. (Line numbers are included for reference only.) 01sealed class FormSettings : You need to ensure that the first time each user opens the application, a text field displays the following message: "Please enter your setting." Which code segment should you insert at line 03?（）
A. [UserScopedSetting()] [DefaultSettingValue("Please enter your setting.")]
B. [UserScopedSetting()] [SettingsDescription("Description: Please enter your setting.")]
C. [ApplicationScopedSetting()] [DefaultSettingValue("Please enter your setting.")]
D. [ApplicationScopedSetting()] [SettingsDescription("Description: Please enter your setting.")] -
单项选择题
You upgrade a Windows Forms application to Microsoft .NET Framework 4. The application was developed by using a previous version of the .NET Framework. The application uses the Code Access Security (CAS) policy for file access. When the application is executed, you receive the following exception: "NotSupportedException: This method uses CAS policy, which has been obsoleted by the .NET Framework." You need to resolve the error. What should you do?（）
A.
B.
C.
D.
