ALL ABOUT ANDROID SYSTEM

Presented by :-Sandeep Gupta

ANDROID SYSTEM

World is contracting with the growth of mobile phone technology. As the number of users is increasing day by day, facilities are also increasing. Starting with simple regular handsets which were used just for making phone calls, mobiles have changed our lives and have become part of it. Now they are not used just for making calls but they have innumerable uses and can be used as a Camera , Music player, Tablet PC, T.V. , Web browser etc . And with the new technologies, new software and operating systems are required.

What is AndroidOperating system have developed a lot in last 15 years. Starting from black and white phones to recent smart phones or mini computers, mobile OS has come far away. Especially for smart phones, Mobile OS has greatly evolved from Palm OS in 1996 to Windows pocket PC in 2000 then to Blackberry OS and Android.

One of the most widely used mobile OS these days is ANDROID. Android is a software bunch comprising not only operating system but also middleware and key applications. Android Inc was founded in Palo Alto of California, U.S. by Andy Rubin, Rich miner, Nick sears and Chris White in 2003. Later Android Inc. was acquired by Google in 2005.

Applications

These are the basics of Android applications:1 Android applications are composed of one or more application components (activities, services, content providers, and broadcast receivers)2 Each component performs a different role in the overall application behavior, and each one can be activated individually (even by other applications)3 The manifest file must declare all components in the application and should also declare all application requirements, such as the minimum version of Android required and any hardware configurations required4 Non-code application resources (images, strings, layout files, etc.) should include alternatives for different device configurations (such as different strings for different languages)

ANDROID SYSTEM

ANDROID SYSTEM

The version history of the Android operating system began with the release of the Android beta in November 2007. The first commercial version, Android 1.0, was released in September 2008. Android is under ongoing development by Google and the Open Handset Alliance (OHA), and has seen a number of updates to its base operating system since its initial release.Since April 2009, Android versions have been developed under a confectionary -themed code name and released in alphabetical order; the exceptions are versions 1.0 and 1.1:1.) Android alpha (1.0)2.) Android beta (1.1)3.) Cupcake (1.5)4.) Doughnut (1.6)5.) Eclair (2.0–2.1)6.) Froyo (2.2–2.2.3)7.) Gingerbread (2.3–2.3.7)8.) Honeycomb (3.0–3.2.6)9.) Ice Cream Sandwich (4.0–4.0.4)10.) Jelly Bean (4.1–4.3.1)11.) KitKat (4.4–4.4.4)12.) “L” release (developer preview)On September 3, 2013, Google announced that 1 billion activated devices now use the Android OS worldwide. The most recent major Android update was KitKat 4.4, which was released to commercial devices on November 22, 2013, via an OTA updates

ANDROID SYSTEM

ANDROID SYSTEM

ANDROID SYSTEM

ANDROID SYSTEM

Android 1.5 CupcakeIntroduced: April 30, 2009Key features in this version of Android: Integration of home screen widgets, support for folders on home screen, stereo Bluetooth support, copy/paste in web browser, video recording and playback.Notable devices of the day: HTC Hero, T-Mobile G1, T-Mobile Cliq, Samsung Moment, LG Eve, Motorola Backflip

ANDROID SYSTEM

Android 1.6 Donut

Introduced: September 15, 2009Key features in this version of Android: Quick search box, updated interface for camera, camcorder, and gallery, updated Google Play (Android Market), battery usage indicator, text-to-speech engine,Notable devices of the day: LG Optimus, Motorola Devour, Samsung Behold II, Samsung Galaxy, Sony Ericsson Xperia X10, Garminfone

Android 2.0 – 2.1 Eclair

Introduced: October 26, 2009Key features in this version of Android: Google Maps Navigator (beta), updated browser, support for multiple accounts, improved keyboard, SMS search, Exchange supportNotable devices of the day: Motorola Droid, Motorola Charm, Motorola Flipout, Samsung Galaxy S, Acer Liquid E, HTC Desire

ANDROID SYSTEM

ANDROID SYSTEM

Android 2.2 – 2.3 Froyo

Introduced: May 20, 2010Key features in this version of Android: Support for Adobe Flash, portable hotspots, multiple keyboard languages, speed and performance improvements, enhanced Microsoft Exchange supportNotable devices of the day: Nexus One, HTC EVO, Droid Incredible, Droid X, Samsung Droid Charge, Sidekick 4G

Android 2.3 – 2.3.7 Gingerbread

Introduced: December 6, 2010Key features in this version of Android: UI refinements, NFC support, native support for SIP VOIP, faster/more intuitive text input, enhanced copy and pasteNotable devices of the day: Nexus S, HTC Sensation, HTC EVO 3D, Motorola Droid Razr, Samsung Galaxy S II, Sony Xperia Play

ANDROID SYSTEM

ANDROID SYSTEM

Android 3.0 – 3.2 Honeycomb

Introduced: February 22, 2011Key features in this version of Android: Revamped (holographic) UI designed specifically for tablets, action bar, improved multi-tasking, updated standard Android apps, better copy/paste, redesigned keyboardNotable devices of the day: Motorola Xoom, Eee Pad Transformer, Samsung Galaxy Tab

ANDROID SYSTEM

Android 4.0 Ice Cream Sandwich

Introduced: October 19, 2011Key features in this version of Android: improved multi-tasking, face unlock, resizeable widgets, Android beam, enhanced email options, improved text and voice input, soft buttons can replace hard keysNotable devices of the day: Galaxy Nexus, HTC One X, LG Optimus G, Samsung Galaxy Note 10.1, Motorola Droid RazrM, Sony Xperia T

ANDROID SYSTEM

Android 4.1 – 4.3 Jelly BeanIntroduced: July 9, 2012Key features in this version of Android: larger, rich, and actionable notifications, Google Now, offline voice dictation, streamlined UI, performance improvements “Project Butter”, smart widget placement, multi-user profiles for tablets (4.2), lock screen widgets (4.2), daydream (4.2), OpenGL ES 3.0 (4.3), Bluetooth Smart Ready (4.3), restricted user profiles for tablets (4.3)Notable devices of the day: Samsung Galaxy S3, Samsung Galaxy S4, Samsung Galaxy Note 3, Motorola Moto X, LG G2, Sony XperiaZ, HTC One, Motorola Droid Razr Ultra

ANDROID SYSTEM

Android 4.4 KitKat

Introduced: TBDKey features in this version of Android: TBDNotable devices of the day: