Android is an open-source mobile operating system developed by Google and the Open Handset Alliance. It was first unveiled in 2007 along with the founding of the Open Handset Alliance, a consortium of tech companies including Google, HTC, Samsung, and others. Android is based on the Linux kernel and is written in C, C++ and Java. It has gained widespread success with over a billion active users and the largest installed base of any operating system. However, some disadvantages include advertisements, reduced battery life from certain apps, and the potential for viruses in some applications available on the Android Market.

1. ANDROID
BY
IMTIYAZ AHMAD KHAN

2. Table of content
 About android
 Open handset alliance
 Features of Android
 Succes of Android
 Android updates
 Advantages
 Disadvantages

3. What is Android?
 Android is an mobile operating system currently
developed by Google.
 Initially developed by Andy Rubin , Rich Miner, Nick
sears and Chris white in october 2003.
 Owned by Google in 2005.
 It is based on Linux kernel.
 First Android smart phone was HTC Dream .

4. Open handset alliance
 Android was unveiled in 2007,along with founding of
Open handset alliance (OHA).
 OHA is consortium of hardware , software and
telecommunication companies
 Companies are Google , HTC, Sony, Samsung ,
Qualcomm and Texas instruments.
 OHA is formed for advancing open standard for
mobile device.

5. Features of Android
 Open source
 Has Monolithic kernel
 Available in 70 languages
 Based on Unix
 Written in C(core),C++,Java(UI)
 Default user interface is Graphical (multi-touch)

6. Success of android
 On july 2013 Google play store had over one million
Android applications published and over 50 billion
applications downloaded.
 In 2015 survey found that 40% of full time professional
developers see Android as their priority target
platform which is comparable Apple’s IOS.

7.  In end of 2015 Android has the largest installed base of
all operating system
 Variant of Android are used on Notebooks ,Games
consoles , Digital camera .
 Google start developing Android TV for television
,Android Auto for cars, Android wear for wrist watches.
 This causes “smart phone wars”.

8. Android updates
Cupcake--------------------------1.5
Donut ----------------------------1.6
Éclair -----------------------------2.0-2.1
Froyo ---------------------------- 2.2-2.2.3
Gingerbread ------------------- 2.3-2.3.7
Ice cream sandwitch --------- 4.0-4.0.4
Jelly Bean ------------------------ 4.1-4.3.1
Kit kat --------------------------- 4.4-4.4.4
Lollipop -------------------------- 5.0-5.1.1
Marshmallow ------------------- 6.0-6.0.1

9. Avantages
 Android is open.
 Multitasking.
 Easy acces to Android app market.
 Widgets.

10. Disadvantages
 Advertisement .
 Wasteful battery.
 Many application contains virus.

11. THANKS FOR
LISTENING

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