android compatibility and System Permissions

本文主要是介绍android compatibility and System Permissions，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

安卓的兼容性有：设备兼容性和App兼容性

If necessary, however, you can restrict your app's availability to devices through Google Play Store based on the following device characteristics:

• Device features
• Platform version
• Screen configuration

Android系统权限设置：安全隐私与用户体验

Android is a privilege-separated operating system, in which each application runs with a distinct system identity (Linux user ID and group ID). Parts of the system are also separated into distinct identities. Linux thereby isolates applications from each other and from the system.

Android application operates in a process sandbox, applications must explicitly share resources and data. 

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