Android is an open source operating system developed by Google that is based on the Linux kernel. It uses Java applications and libraries along with a customized Dalvik virtual machine. The Android architecture consists of the Linux kernel, native libraries for system functionality, the Android runtime environment including Dalvik VM and core libraries, and applications that can access data through the application framework.

1. ANDROID OS SSMPTC,Tirur Seminar By AYISHA.K

2. OUTLINE 07/31/10 SSMPTC,Tirur 2. INTRODUCTION TO PLATFORM 3. SECURE DATA STORAGE 4. EXECUTION ENVIRONMENT 1. INTRODUCTION TO ANDROID

5. ANDROID ARCHITECTURE 07/31/10 SSMPTC,Tirur Fig. Architecture of Android OS

9. Application Framework 07/31/10 SSMPTC,Tirur Enable applications access data from other applications Providing access to non-code resources Notification manager Content provider : Resource Manager : Window Manager Manages the lifecycle of applications Activity Manager :

11. Architecture of Data Storage 07/31/10 SSMPTC,Tirur