可学答题网 > 问答 > MCPD(70-511)题库
目录: 标题| 题干| 答案| 搜索| 相关
问题

You use Microsoft .NET Framework 4 to


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.
参考答案
参考解析:
分类:MCPD(70-511)题库