What is Android

History of Android 

Android is developed by Andy Rubin, Miner, Nick sears and Chris White in October 2003. Company Develop this O.S for Digital cameras rather than develop for smartphones. In August 2005, this O.S brought by Google by using Linux kernel, Rubin team prepared a mobile device and through December 2006 Google intention to enhance mobile communications in the market. In 2007 HTC, Sony and Samsung to reveal first mobile device which built on Linux kernel based. HTC dream released phone run on Android in October 2008.

 From 2008, Android OS improved and creates update day to day and release various versions in the market like 1.5 cupcake 4.3 jelly bean etc. Many Smartphones and Tablets running by android versions and create Nexus devices. The first Nexus smartphone released by collaboration of HTC and Google. After that Nexus4 phone nexus10 tablet released by manufacturers.

Image source: intomobile.com

Android 

It is a mobile operating System released by Google. This Software is open and free for electronics device manufactures licensing by permissive licensing authority. Android contain various Applications that help to increase the functionality of Mobile Devices. Android runs on touchscreen mobile like smartphones, tablets computer. Android OS firstly created by Android Inc. After that this software brought by Google in 2005. 

Android Programmed in Java programming language and Linux based Operating System. This OS is most Famous in mobile devices about 70% devices runs on Android. This is designed for phones and Tablets also used in Digital Cameras, Video games, and Digital Electronics devices. Android contain more than 7 lac Applications which enhance the functioning of mobiles devices. It is also best for high technology devices due to light weight. As it is a open source OS, also encouraged and enthusiasts the developer to use android in mobile devices. Mostly all the Samsung mobiles devices runs on Android Mos. Around 12 thousand android devices models are available in market. The touch input like pinching, swiping, tapping etc. are based on direct manipulation Android user interface. Due to fluid touch interface(touchscreen) the response of input shown immediately and also providing vibration capability to user.

                  Due to Android Mos the operation of mobile become easy For eg. Rotation of screen either portrait or landscape, playing games by rotating or tapping, uploading  and downloading, installing or uninstalling of applications, creation, deletion and moving of any application Icon widgets(auto updating content) on home screen like weather forecasting, several number of pages on Home screen, Exchange of data by Bluetooth, status bar on the top of screen which can easily pulled down. The status bar may contain various icon like screen rotation, WiFi, GPs, sound, blocking mode, mobile data, Bluetooth, synchronization, driving mode etc. The status bar also display the notifications about receiving messages and miss calls, updating of software. The several pages of home screen can swipe through Android interface user. 

Android phones are designed as to consume minimum power during memory allocation and management in RAM. Android automatically manage memory for applications and if any application is not in motion from longer time, android automatically halt temporarily it in memory and kept in background until needed in future. The application are dead automatically in reverse order if memory is low in the system and user is not involved in the management of memory. 

Android is Linux Kernel based version 2.6 including API written in C, C++ function libraries and running of app software including Java language. The development of android made by Google day by day like Android Linux kernel based changes to typical Linux kernel based. the Os used c, C++ function libraries in SGL, 2D graphics system, Lib web core android Internet Browser, manage Display for 2D and 3D power management features(weblocks)etc.

               The android is free and open source by Google under General Public License done changes in Linux kernel under Apache License publish Code for network and telephony stacks with the help of hardware manufacturers Google creates flagship devices with new android version.

    

The security and privacy operations is strongest part of android MOS. The security can be maintain by using Password to particular apps and phone, Swipe screen lock, pattern lock, blocking mode also to enhance the security and privacy before exchange of data Android OS confirm either you want to exchange or not, the permission and sand boxing system before installing any application. Due to strongest Security unauthorized parities cannot able to use the mobile operation Various Applications of MOS secure or scan the threats and several Antivirus software like McAfee, lookout mobile security released by various security firms for android MOS devices. Recently Android version 4.2 and 4.3 was released with strongest security features.