Android is an open source operating system developed by Google that runs on many smartphones and tablets. The document discusses the major computer platforms - Apple, Microsoft, and Google - and provides details on Android tablets and phones from manufacturers like Samsung, Asus, and Motorola. It specifically examines the Samsung Galaxy Tab 7 inch tablet available through Verizon that includes a data plan and features front/rear cameras, Bluetooth, WiFi and the ability to act as a hotspot for other devices for $280 plus $20 per month.