what is android ?

Android is an Operating system based on Linux kernel, mainly designed for smartphones. Android OS development is initially started by Android, Inc. in 2003 and later it is purchased by Google in 2005. Google started Android as an open source software. So Android OS gain popularity on market very quickly. Android has large community of developers writing application , most of them uses Java programming language for coding. Because of open source and customizable property, now  Android is also used in Laptop, Cameras, Smart TVs etc.