Ans:-
Android is a mobile operating system based on modified version of Linux. It is open source and free. Android was developed by (Android inc lead by Google and many companies) headed by Andy Rubin in 2005. Android provides a unified approach to application development thus developers need only to develop for android,
their applications should be able to run on devices powered by Android. Google publishes all the source code for Android under free and open source Apache
Licence version 2.0..
