Android OS - an Overview

Everybody knows nowadays many of the mobiles are coming with Android OS. Let’s see something about the Android Operating System. Android OS is a Mobile Operating System developed by the Google. The Android is an Open-Source application for the mobile devices. Before Google this software was developed by the Android Inc. The kernel of the Android OS is based upon the Linux Kernel. About the features the mobiles developed is adaptable to VGA, 2D and 3D graphics libraries based on OpenGL. The Android OS supports the connectivity’s like CDMA. GSM/EDGE, Bluetooth, Wi-Fi and WiMAX.  The philosophy of Android OS is pragmatic, first and foremost. It supports Threaded text messaging (aka conversation based messaging) is a format in which text messages are displayed as a running conversation (much like instant messages). About the web browsers it is developed by the WebKit layout engine, coupled with Chrome's V8 JavaScript engine. Still the Android OS is developed in java it doesn’t have the Java Virtual Machine in the platform and the java byte code is not executable. The java classes will get recompiled in Dalvik executable and run on Dalvik virtual machine. It supports all type of media’s. Android has native support for multi-touch which was initially made available in handsets such as the HTC Hero. It supports the Video calling for the mobiles having he front camera. Voice based applications are applicable with the Android OS. Have the Android OS mobile and enjoy the features of the android features.

Architecture of Android OS