What’s Android?

Android is a Linux based mobile device operating system developed by the Open Handset Alliance. Android is principally used in tablet and Smartphone computers. Android is open source i.e. its features can be extended to incorporate new technologies as they emerge.
Android supports GSM/EDGE, IDEN, CDMA, EV-DO, UMTS, Bluetooth, WI-Fi, LTE, NFC and WiMAX connectivity technologies.
External Support the vast majority may read microSD card formatted with FAT32 and of Android devices encourage slot, Ext4fs or even Ext3fs file system.

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Java Support: Most of these applications are written in Java but they operate on Dalvik, a specialized virtual machine made specifically for Android.
There are countless programs available for Android that can be downloaded from Google Play Android Market. The most recent version that is available to phones is Android 4.0.4 Ice Cream Sandwich.
Here are some features of Android Operating System.
How Android Came Into Existence
On November 5, 2007, the Open Handset Alliance publicly announced their first product, Android, a mobile device platform built on Linux kernel version 2.6.
Android provides a broad spectrum of services and applications to its user. Users can customize their cellular phones. The very first Mobile phone that has used Android has been that the HTC Dream, release on 22 October 2008.

Support: It may support wide variety of hardwares including video/still cameras, touchscreens, GPS, accelerometers, gyroscopes, barometers, magnetometers, devoted gaming proximity controllers and pressure detectors accelerated 3D graphics and accelerated 2D bit blits.

Multi-touch: It supports touch , but it was disabled at the kernel level. Google which enables user friendly natively released an update.
Android, Inc. was founded by Andy Rubin, Rich Miner, Nick Sear and Chris White in Palo Alto, California. On August 17, 2005 Google acquired Android Inc. which makes it a subsidiary of Google Inc..
Messaging: Android supports SMS and MMS including threaded text Cloud and messaging into Device Messaging (C2DM).

Storage SQLite is used.
Web Browser: It is principally based on the open-source WebKit design engine along with Chrome’s V8 JavaScript engine.