This document profiles Rizal Hilman, an Android developer and trainer. It provides information on his skills and experience in Java, Kotlin, PHP, and front-end technologies. The document also discusses Android as an operating system and why it is popular, with over a billion downloads per month on Google Play. Finally, it provides a simple "Hello World" example in XML layout and Java/Kotlin code to demonstrate how to get started with Android development.
4. Android is..
▪ An Operating system
▪ Open source
▪ Based on Linux kernel
▪ Android, Inc : Andy Rubin, Rich M ilner, Nick Sears and Chris
White in 2013
▪ Google buy Android in 2015
8. Android powers hundreds of millions of mobile devices in
more than 190 countries around the world
Every day, more than 1 million new Android devices are activated worldwide.
There are more than 1.5 billion downloads/month in Google Play and growing.