The following table specifies the API Level supported by each version of the Android platform:
|Platform Version||API Level|
- It lets the Android platform describe the maximum framework API revision that it supports
- It lets applications describe the framework API revision that they require
- It lets the system negotiate the installation of applications on the user's device, such that version-incompatible applications are not installed.
uses-sdk— to describe the minimum and maximum API Levels under which they are able to run, as well as the preferred API Level that they are designed to support.
Application forward compatibility
Application backward compatibility