Android Runtime: Android runtime (ART) is the managed runtime used by applications and some system services on Android. ART executes the Dalvik Executable format and Dex bytecode specification. ART and Dalvik are compatible runtimes running Dex bytecode. ART is effective and takes less time to open and run apps. How does it work? When an app…

In this article, I’ll give you a contrast on Kernel and HAL in Android. The foundation of the Android platform is the Linux kernel. The Linux kernel is an extremely important part of the software on nearly every Android device. Android relies on the Linux kernel for underlying functionalities such…

In this series of Android articles, I’ll explain how android works, starting with the architecture, The foundation of the Android platform is the Linux kernel. As the base for a mobile computing environment, the Linux kernel provides Android with several key security features, including: A user-based permissions model Process isolation …