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Android Os


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  • 1. Googlehttp://technouniversityworld.blogsp
  • 2. Android What is Android?-Android is Linux Based OS-Designed for use on cell phones, e-readers, tablet PCs.-Android provides easy access to social networking sites.-Android has been adopted by a number of manufacturers.-Lot of Applications Available in Google Market.-Android-based phones will continue to be strong competitors in thesmart-phone market.
  • 3. How does Android work?– Its open market model allows registered software developers to create applications for Android- Listing of Applications in Android Market– Users can download from a growing store of smart-phone applications at Google Market– Download compatible Android apps from other locations
  • 4. Android Architecture
  • 5. Who’s doing it?– Computer science departments at numerous colleges and universities are embracing development for the Android platform.– Engineering doctoral students from the University of Washington work at Google’s Seattle offices to refine the Open Data Kit that they created- Using Android in Industrial Automation
  • 6. Why is Android significant?– Android has been selected by many hardware manufacturers to run on a wide range of devices.– Android based phones are available from all major cellular providers.– Android may bring smart phone and tablet functionality to a much wider cross-section of students.– Android is a User Friendly OS.
  • 7. Can assume that most have Android 2.1 or 2.2
  • 8. What are the downsides of Android?- Platform fragmentation is an issue for Android OS devices.- New application releases may not work reliably across all Android devices.-For developers, the variety of device types and form factors that useAndroid make development more expensive.- Google does not oversee or approve third-party Android apps before they go to market.- Half of Application sent private information including GPScoordinates and phone numbers to remote servers without seekingpermission or notifying users.
  • 9. Where is Android going?– The Android OS may accelerate the diffusion of smart phones by providing a free OS.– Access to the Android software development kit (SDK) suggests that the number of applications will continue to swell as professional developers provide new offerings.– Transforming them from consumers of existing applications to creators of apps designed to meet their needs.– Android, by increasing the user base, might hasten the integration of mobile technology.– Android is the Biggest selling OS in the World on Mobile Computing.
  • 10. ANDROID SDK Android software development is the process by which new applications are created for the Android operating system. Applications are usually developed in the Java programming language using the Android Software Development Kit.
  • 11. DESIGN• Android is based on the Linux kernel, with middleware, libraries and APIs written in C and application software running on an application framework which includes Java- compatible libraries based on Apache Harmony.
  • 13. SOFTWARE FEATURES• Integrated browser based on the open source Web Kit engine• SQLite for relational data storage• Media support for common audio, video, and still image formats• Dalvik Virtual Machine optimized for mobile devices
  • 14. HARDWARE FEAUTURES• Cellular networking : GSM, EDGE, 3G• LAN : Bluetooth, and Wi-Fi• Graphics Hardware Acceleration• Camera, GPS and Compass• Touch screen and accelerometer for motion sensing
  • 15. SECURITY• Android applications run in a sandbox, an isolated area of the operating system that does not have access to the rest of the systems resources, unless access permissions are granted by the user when the application is installed.
  • 16. WHAT MAKES AN ANDROID SPECIAL• Open source – Free development platform• Built in components can be improved• Built in services like GPS,SQL Database, browser and maps• Management of process life cycle• High quality graphics and sound• Portability across current and future hardware• Component-based architecture and reusable, replaceable modules• Multi-layer isolation of programs
  • 17. ANDROID MARKET• Google Play, formerly Android Market, is the online software store developed by Google for Android devices• Market. As of October 2011 there were more than 300,000 apps available for Android, and the estimated number of applications downloaded from the Android Market as of December 2011 exceeded 10 billion.•
  • 18. CONCLUSIONAndroid is open to all: industry, developers and usersParticipating in many of the successful open source projectsAims to be as easy to build for as the web.Google Android is stepping into the next level of Mobile Internet
  • 19. Thank You !!!