Digitral

1. What is data encryption? How to implement in Swift?
2. How notifications works?

3. What are push notifications?

4. What are rich push notifications?

5. How to download files?

6. How many number of files can download in parallel?

7. What is the maximum file size that can be download?

8. What are silent push notifications?

9. How to render image in notifications?

10. How to update or access core location even when app is in terminate state or not running state?

11. What are states and how can utilize them in each state in app life cycle and explain them?