1. Android

2. TwitterIDhayabusa333 3. Android 4. Android 5. Android is a software stack for mobile devices that includes anoperating system, middleware and key applications. By Google 6. Android 7. Android 8. OS 9. Linux KernelHAL (Hardware Abstraction Layer) 10. Linux KernelAndroid OS 11. Linux3.3Android 12. AndroidashmemAndroidpmem(Process Memory Allocator)loggerlogcat 13. AndroidwakelocksAndroidCPU sleepOOM handling (Out of Memory)OOM 14. AndroidAlarm timersAndroidAlarmManager CPUParanoid network securityAndroid 15. AndroidBinderIPC(Internal Procedure Call) Android 16. IPC(Internal Procedure Call) 17. IPC(Internal Procedure Call)OSR 18. Linux Kernel 19. HAL 20. CPU ry 21. Application Framework Application Framework Application Framework 22. Android 23. Android2.3Ext4Ext31EiB16TiB ARM 24. Android2.2YAFFSYet Amother Flash File SystemOSLinux 25. BtrfsB tree file systemLinux3.3 26. BtrfsB tree file systemLinux3.3 27. Linux Linux LKMLAndroid ARM 28. Android Android 29. Demuyan 80 AndroidSoftware design 30.