What is Android?
v Android's mobile operating system is based on the Linux kernel and is the world's best
selling Smartphone.
v The original meaning of term refers to the android “robat”.
v The apps are primarily written in Java.
History of android OS
- Android Inc. was founded in Palo Alto, California in October, 2003 by Andy Rubin, Rich Miner, Nick Sears, and Chris White.
- Their goal was to develop a "smarter mobile device that was more aware of its owner's location and preferences.”
- They operated secretively, admitting only that they were working on software for mobile phones
—Versions of Android OS
- Android 1.0 Angel Cake
- Android 1.1 Batteenberg
- Android 1.5 Cupecakes
- Android 1.6 Donut
- Android 2.0/2.1 Eclairs
- Android 2.2 Froyo
- Android2.3 Gingerbread
- Android 3.0 Honeycomb
- Android 4.0 Ice Cream Sandwitch
- Android 4.1 Jelly Bean
- Android 4.4 KitKat
Features of Android OS
v A set of graphics for common for 2D and 3D programming.
v Media support for common audion,video and image format.
v Android is a multi-process system, in which each application (and parts of the system) runs in its own process
v API for accessing peripheralas such as Camera,Global Postioning System,touchscreen ,keyboard controller.
Advantages of android
- Android is open source
- Easy access to Android App Market
- full facilities of USB
- Easy in terms of notification
- Populist Operating System
- Support all Google services
- Install ROM modification
Disadvantages of android
Ø Making source code available to everyone inevitably invites the attention of hackers.
Ø Android operating system uses more amount of battery as compared to normal mobile phones.
Ø As there are so many user sometimes it becomes difficult to connect all the users.
Ø As we call Android is world of applications we continuously need to connected with the internet which is not possible for all the users.
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