SwiftUI Live Activity Refresh Quiz

This quiz will test that you know how to add refresh capabilities to a Live Activity widget.

1. 
What is the main purpose of adding a refresh button to a Live Activity widget?

2. 
Which framework is used to add interactivity to Live Activities by implementing buttons and toggle views?

3. 
What is the purpose of the perform() method in a LiveActivityIntent?

4. 
What does setting a stale date in the Live Activity do?

5. 
How is a Live Activity widget updated when the user requests a refresh?

6. 
What is the role of the context's isStale property in a Live Activity?

7. 
Why is it important to set a stale date when starting and updating the Live Activity?

8. 
What capability must be enabled to allow a Live Activity to update when the app is in the background?

9. 
How can the user refresh the data in a Live Activity widget?

10. 
What is the primary purpose of the perform() method in an AppIntent?

11. 
Why might iOS require user authentication before a widget refresh can be performed on a physical device?

12. 
What should developers do if the data in a Live Activity frequently becomes outdated?

13. 
Why is it important to notify the user of outdated data in a Live Activity widget?

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