Microsoft Advanced Windows Store App Development using C# Sample Questions:
1. You need to modify the existing GetCurrentEnvironmentAsync() method in the Environment WinMD component to accept parameters.
Which type should you use at line CE07?
A) Task<EnvironmentalStatus>
B) List<string>
C) IList<string>
D) Dynamic
2. You are developing a Windows Store app that will download files from a remote server.
You need to recommend a solution to display a custom message if a network error occurs during a file download.
What should you include in the recommendation?
A) Wrap the Window.Current.ActivateQ call in a try/catch block.
B) Register an event handler for the Application.UnhandledException event and call Application.Current.Exit.
C) Wrap the asynchronous call in a try/catch block
D) Register an event handler for the Application.UnhandledException event and set e.Handled to true.
3. You need to support remote devices by using the GoosePlayTo class. Which code segment should you use in MainPage.xaml.es?
A) Option A
B) Option D
C) Option C
D) Option B
4. You need to get the WhiteBalance property for the app. Which line of code should you insert at line CA10?
A) Option A
B) Option D
C) Option C
D) Option B
5. You are developing a Windows Store app.
The main page of the app contains a canvas container that has five TextBox controls and three Button controls. The visibility of the buttons changes according to the data entered in the TextBox controls.
You need to ensure that the buttons slide into place when their Visibility property is set to true.
What should you add?
A) A PointAnimation to each button
B) An EntranceThemeTransition to the canvas
C) A DoubleAnimation to the canvas
D) A RepositionThemeTransition to the canvas
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: D |
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