Microsoft
70-511 · Question #42
You are developing a Windows Presentation Foundation (WPF) application with the following class. (Line numbers are included for reference only.) The UI is not being updated when the Data property is…
The correct answer is C. Insert the following code at line 14. See the full explanation below for the reasoning.
Question
You are developing a Windows Presentation Foundation (WPF) application with the following class. (Line numbers are included for reference only.) 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 property is set. What should you do?
Exhibit
Options
- AInsert the following code at line 14.
- BInsert the following code at line 16.
- CInsert the following code at line 14.
- DInsert the following line at line 16.
How the community answered
(41 responses)- A15% (6)
- B5% (2)
- C76% (31)
- D5% (2)
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