1. MOST POPULAR OS
ANDROID
PRESENTED BY:
PREM PRASUN
BPPIMT KOLKATA

2. YUMMY DESSERT!!!
 Cupcake
 Donuts
 Éclair
 Frozen Yoghurt (Froyo)
 Gingerbread
 Honeycomb
 Kitkat
 Lolipop
What do these have in common?

3. ANDROID -???
A software platform and operating system for touchscreen
mobile devices such as smartphones and tablet computer.
Open source platform – source code is open and
contributions are welcome
Based on Linux Kernel 2.6
It is developed by the Open Handset Alliance (OHA)led by
Google

4. FOUNDATION
 Android was found way back in 2003.
 It was developed in Palo Alto, California by Android Inc.
 Android was purchased by the GOOGLE in AUGUST,2005 for 50 million $.
 Android distribution in 2007 was announced with the founding of the Open
Handset Alliance, a consortium of 86 hardware, software, and
telecommunication companies devoted to advancing open standards for
mobile devices.
 In 2008, Google partnered with T-Mobile to launch the first-ever Android
smartphone, the G1

5. FEATURES
Application Framework
Dalvik Virtual Machine
SQLite
Multitouch
•It enables reuse and replacement of component.
Multitasking
•Google chrome
Integrated web browser
Google Map

6. FEATURES
Video calling
Messaging
Google now
• 3G,4G
• Wi-Fi, Bluetooth
• NFC..etc
Connectivity
•Supports all audio,video,still media format-: WebM, H.263, H.264, AAC, HE-
AAC,MP4,MP3, WAV, JPEG, PNG, GIF etc.
Media support
•Cameras , GPS, accelerometers, gyroscopes, barometers, magnetometers,
dedicated gaming controls, proximity sensor etc.
Hardware support

7. UPDATES
 1. Android 1.0 Apple pie - Release Date: September 23, 2008
 2. Android 1.1 Banana bread - Release Date: February 9, 2009
 3. Android 1.5 Cupcake – Release Date: April 30, 2009
 4. Android 1.6 Donut - Release Date: September 15, 2009
 5. Android 2.0/2.1 Éclair – Release Date: October 26, 2009
 6. Android 2.2 FroYo – Release Date: May 20, 2010
 7. Android 2.3 Gingerbread - Release Date: December 6, 2010
 8. Android 3.0 Honeycomb - Release Date: February 22, 2011
 9. Android 4.0 Ice Cream Sandwich - Release Date: Ocober19,2011
 10. Android 4.1 Jelly Bean - Release Date: July 9, 2012
 11.Android 4.4 kitkat – Relaese Date : September 3, 2013
 12.Android 5.0 Lollipop- Release Date: October 17,2014
UPDATES

8. POPULARITY
 Andriods global market share : 78.9%
 Average daily android activation: Google CEO Larry Page
revealed that more than 1.5 million Android devices are being
activated each day, up from 1.3 million .
 Number of Android Tablet Sold in 2013 : 121 million.
 Global Shipment of Android Smart Phones : 1133 million.
 Android users download more than 1.5 billion apps and
games from Google Play each month.

9. WHY SO??
 1. Android is Free OS
Android, since the day it was launched, has been available
free of cost and Google made it clear that it will be free in
future as well….
RESULT OF THAT…..
Being Free enabled Google to join hands with many leading
hardware manufacturers and bringing out smart smartphone
WITH IN BUDGET.

10. WHY SO??
2. It is Open Source OS
Android is an open source service unlike the other mobile phone operating systems. This
means that it’s free and anyone can use it.Anyone can modify and improve the software
making it more effective and personalized.
Result of that….
Applications are freely made and designed for Android by numerous app developers all over
the world these apps are offered for free on the Android market place. This feature of open
source has also attracted mobile phone producers to manufacture phones using Android OS

11. WHY SO??
3.OS is Customizable and youserfriendly
The most important reason of the popularity of Android is
that it is easily customizable. Users can easily customize the
operating system according to the requirements of their and
according to their budget.
People are also able to modify the source code according
to their needs. operating system is much easy to use and
much flexible.
Wallpapers , widgets and app folders we can customize the
screen appearance.

12. WHY SO??
LARGE NO. OF APPS
 Google Play
 Google distributes all the applications for the Android powered phones through
its Google Play (previously Android Market). It lets the users to test, use and
share a variety of applications and recommend them to the other users.
 applications are available for free and some for cost.
 1,430,000 apps are available on the playstore.(December,2013)
 Average 1.5 billion apps and games downloaded every month.

13. WHY SO??
 Adaptation by Popular brands
 Adoption of OS by the most powerful brands of the
world like Samsung, htc , LG and many more resulted in
the popularity of operating system. Samsung made it
bridge towards good quality and success.
 Almost 79% smartphone has Android, 15% has iOS as
operating system and rest of 6% has other operating
system.

14. ANDROID VS OTHER OS
FEATURES ANDROID IOS WINDOWS
APPS 1.3 million 1.2 million 300,000
WIDGETS YES NO EXPAND
EXPANDABLE
STORAGE
YES NO YES
PROGRAMMED IN C,C++,JAVA C,C++,
OBJECTIVE-C
C,C++,C#
CUSTOMIZABILITY YES LIMITED LIMITED
LATEST VERSION USED 5.0 LOLLIPOP IOS 8 WINDOWS 8.1
FILE MANAGER YES YES NO

15. DRAWBACKS
 Continuous Internet connection –Android phones require a simultaneous
Internet connection for its efficient functioning.
 Drain battery
 Over heats
 Box of Malware Google play store – Making source code available to
every one inevitably invites the attention of hackers. an spammers, hackers are
putting malware in Google play store

16. FUTURE
 Android 6.0 – Milkshake..
 Android Auto - With a simple and intuitive interface,
integrated steering wheel controls and powerful new voice
actions, it's designed to minimize distraction so that you can
stay focused on the road.