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- 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.")]
- A
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