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Microsoft

70-484 · Question #5

You need to ensure that the app resumes according to the requirements. Which actions should you perform? (Each correct answer presents part of the solution. Choose all that apply.)

The correct answer is A. Retrieve new user content by using the Window.Current.Dispatcher.ProcessEvents() method B. update the user interface by using the Window.Current.Dispatcher.Invoke() method in the. The app must meet the following technical requirements: - When the app resumes after a period of suspension, refresh the user interface, tile images, and data with current information from the web service.

Develop Windows Store Apps

Question

You need to ensure that the app resumes according to the requirements. Which actions should you perform? (Each correct answer presents part of the solution. Choose all that apply.)

Options

  • ARetrieve new user content by using the Window.Current.Dispatcher.ProcessEvents() method
  • Bupdate the user interface by using the Window.Current.Dispatcher.Invoke() method in the
  • COverride the OnLaunched event handler.
  • DRetrieve new user content by using the Window.Current.Dispatcher.ProcessEvents() method
  • EUpdate the user interface by using the Window.Current.Dispatcher.Invoke() method in the
  • FRegister the App_Resuming event handler for theResuming event.

How the community answered

(57 responses)
  • A
    74% (42)
  • C
    4% (2)
  • D
    2% (1)
  • E
    12% (7)
  • F
    9% (5)

Explanation

The app must meet the following technical requirements: - When the app resumes after a period of suspension, refresh the user interface, tile images, and data with current information from the web service.

Topics

#app lifecycle#resume event#Resuming event#dispatcher

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