Getting Started With Android

Q. What is Android?

Android is a Linux-based mobile phone operating system developed by Google and its free and open source operating system. Android is unique because Google is actively developing the platform but giving it away for free to hardware manufacturers and phone carriers who want to use Android on their devices.

Android is the touch based handheld operating system which have many versions. Android devices come in all kinds of sizes, with all sorts of features, and at all sorts of prices. Each version of Android is named after a dessert, and the most recent version of Android is Jelly Bean.

Version of Android Operating System:

Google is constantly working on new versions of the Android software. These releases are infrequent; at the moment they normally come out every six months or so, but Google is looking to slow this down to once a year.

Versions usually come with a numerical code and a name that’s so far been themed after sweets and desserts, running in alphabetical order.

  • Android 1.5 Cupcake
  • Android 1.6 Donut
  • Android 2.1 Eclair
  • Android 2.2 Froyo
  • Android 2.3 Gingerbread
  • Android 3.2 Honeycomb – The first OS design specifically for a tablet, launching on the Motorola Xoom
  • Android 4.0 Ice Cream Sandwich: The first OS to run on smartphones and tablet, ending the 2.X naming convention.
  • Android 4.1 Jelly Bean: Launched on the Google Nexus 7 tablet by Asus
  • Android 4.2 Jelly Bean: Arrived on the LG Nexus 4
  • Android 4.3 Jelly Bean
  • Android 4.4 KitKat: Launched on the LG Nexus 5

File Format

Android file format is .apk format

And the .apk stands for Android Application Package File (file format)

Now How to start developing android app (getting start)

Go to the site http://developer.android.com/sdk/index.html

How to start android development

When you download the ADT bundle it contain :

  • Eclipse IDE
  • Android SDK
  • ADT plugin

After download this simply extract the folder

After Extract the folder you Can see this three folders

Open android folder

And open eclipse and set your workspace from where you want to store and save your apps.

save application