In this codelab you will learn about app App architecture in adnroid
This based on documantation from devloper android site: https://developer.android.com/topic/architecture
App archtecure describes the code stractures, the patterns and techniques used to design and build the app.
we will go over the recomended app a architecture
https://developer.android.com/jetpack/guide
app layers:
- UI layer - The role of the UI layer (or presentation layer) is to display the application data on the screen
- Domain layer - The domain layer is an optional layer that sits between the UI and data layers.
- Data layer - The data layer of an app contains the business logic
Please read all the about all the following topics from android app architecture