What problem does Jetpack ViewModel solve during configuration changes?
Source: developer.android.combeginner
This tests your understanding of state loss during configuration changes. A good answer explains that Activities are destroyed on rotation, and ViewModel survives this event, preserving UI state.
This tests your grasp of the Android lifecycle's destructive nature during configuration changes. A great answer first details how rotation destroys an Activity, losing its state. Then, explain that a ViewModel survives this recreation, allowing the new Activity instance to reconnect and retrieve the data. A red flag is confusing its purpose with `onSaveInstanceState`, which is for system-initiated process death.
Read the original → developer.android.com
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- #kotlin
- #jetpack
- #viewmodel
- #lifecycle
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