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Android a glimpse by kishan phadte(BCA, Third Year undergraduate at DM's College, Assagao Goa)


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The ppt with most basic android introduction (short and sweet) and atlast with app development demo...

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Android a glimpse by kishan phadte(BCA, Third Year undergraduate at DM's College, Assagao Goa)

  1. 1. A glimpse…
  2. 2. Overview• Android, was founded in Palo Alto, California, United States in October, 2003 by Andy Rubin (co-founder of Danger),Rich Miner (co-founder of Wildfire Communications), Nick Sears (once VP at T-Mobile), and Chris White (headed design and interface development at WebTV) to develop, in Rubins words ”smarter mobile devices that are more aware of its owners location and preferences"
  3. 3. Introduction Software platform from Google and the Open Handset Alliance July 2005, Google acquired Android, Inc. November 2007, Open Handset Alliance formed to develop open standards for mobile devices October 2008, Android available as open source December 2008, 14 new members joined Android project
  4. 4. Updates and Major Releases• Android has seen a number of updates since its original release. These updates to the base Operating System typically fix bugs and add new features.• On 30 April 2009, the official 1.5 (Cupcake) update for Android was released.• On 15 September 2009, the 1.6 (Donut) SDK was released.• On 26 October 2009 the 2.0 (Eclair) SDK was released• On 3 December 2009 the 2.0.1 SDK was released.• On 12 January 2010 the 2.1 SDK was released.
  5. 5. Platform Versions[Source : ]
  6. 6. Android & Hardware• Built-in Apps ≡ Apps created in SDK• Leverage Linux kernel to interface with hardware for better performance• Open source platform promotes development from global community
  7. 7. Features Reuse and replacement of components Dalvik virtual machine Integrated browser Optimized graphics SQLite Media support GSM Telephony Bluetooth, EDGE, 3G, and WiFi Camera, GPS, compass, and accelerometer Rich development environment
  8. 8. App fundamentals • Apps are written in Java • Bundled by Android Asset Packaging Tool • Every App runs its own Linux process • Each process has it’s own Java Virtual Machine • Each App is assigned a unique Linux user ID • Apps can share the same user ID to see each other’s files
  9. 9. App componentsActivity ◦ Present a visual user interface for one focused endeavor the user can undertake ◦ Example: a list of menu items users can choose fromServices ◦ Run in the background for an indefinite period of time ◦ Example: calculate and provide the result to activities that need it
  10. 10.  Broadcast Receivers ◦ Receive and react to broadcast announcements ◦ Example: announcements that the time zone has changed Content Providers ◦ Store and retrieve data and make it accessible to all applications ◦ Example: Android ships with a number of content providers for common data types (e.g., audio, video, images, personal contact information, etc.) Intents ◦ Hold the content of a message ◦ Example: convey a request for an activity to present an image to the user or let the user edit some text
  11. 11. App Inventor• Install JDK update 7.1 or higher• Run App inventor setup• Download App inventor for android codeblocks from
  12. 12. References & Bibliography• Kickstart Android by E-caffeine (high on creativity)• Android : accessing sensors & networks by Cindy atherton.• Wikipedia