问题

The UI is not being updated when the

The UI is not being updated when the Data property is set. You need to ensure that the DisplayData class correctly updates the UI when the Data .. What should you do ?（）

A Insert the followiing code at line 14 NotifyPropertyChanged("Data");
B Insert the followiing code at line 16 NotifyPropertyChanged("Data");
C Insert the followiing code at line 14 NotifyPropertyChanged(value);
D Insert the followiing code at line 16 NotifyPropertyChanged(value)

参考答案

参考解析：

分类：MCPD(70-511)题库

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