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  • 1. Introduction to Google Chrome OS Saurabh Jinturkar 3127 Guide Mr. Nilesh Patni
  • 2. Contents
    • What is OS?
    • Google Chrome Browser
    • Android
    • Chrome OS:
            • Introduction
            • Architectural Overview
            • Features
    • Further Development
    • Advantages
    • Limitations
    • References
  • 3. What is OS?
    • Program designed to run other programs
    • Main Roles :
      • IO management
      • Processor management
      • File management
      • Memory management
  • 4. Market Position
    • Till today 58 stable standard OS released
    • Most of them have GUI and Network connectivity.
    • Windows Operating Systems share most of the Market
  • 5. Chrome Browser
    • First Microsoft Windows Beta release : 2 September 2008 ; Stable release : 11 December 2008
    • 39 times faster Java script than Internet Explorer
    • HTML 5 and CSS3 Support
    • Available for All major Platforms
    • More than 40M users now 11.60% usage market share in Feb-10
  • 6. Android
    • Mobile operating system
    • Built on Open Linux Kernel
    • Provides a better platform for smartphones
    • Captured 11% smartphone usage market world
    • Developers can create rich applications to provide more relevant user experience
  • 7. Google Chrome OS : An Internet OS
    • Tim O’Reilly defines:
    • ‘ simply use our facilities, and the complexity will go away’ thing is Internet OS.
    • Extension of Chrome Browser and Android
    • Targeted for use on Netbooks
    • First OS dedicated to Internet
  • 8. Chrome OS : Closer Look
    • Chrome browser mounted on Linux Kernel
    • Browser based OS
    • Created specially for computers of new age
    • More speed….. More Simple.. And more secure..
  • 9. Simplicity
    • Just a browser with tabs
    • Requires Google ID to log in
    • Customizable as per users requirement
  • 10. Speed
    • Traditional OS
    • Google Chrome OS
    = 7 Seconds of Boot time 3 Seconds of Log in time Boot processes
  • 11. Security
    • Small list of verified programs : signed and verified before each use
    • Run in secured sandbox mode
    • File System is Locked down :
      • Read only Root File System in EEPROM
      • Self Automatic updates for entire OS
  • 12. Security
    • Applications have permission same as user
    • Can communicate with each other easily
    • Web application have limited permission
    • They are treated as untrusted apps and run in Encapsulated environment
    Traditional OS Chrome OS
  • 13. Security
    • Data is stored in cloud
    • Data is always synced with cloud to avoid data loss
    • Cache data is Encrypted using  image file per user which is locked and encrypted
  • 14. Malware Security
    • Digital Signatures are provided for every firmware update
    • If malware found System recovers itself to clean image
  • 15. Running Applications on Chrome OS
    • Only web applications are supported
    • User can save favorite applications in Application tabs
    • Environment designed to minimize gap between web apps and system apps. Web Apps have permission to use Graphical resources, threads, Real time communication
  • 16. Multiple Workspaces
    • Based on Linux : supports Multiple workspaces
    • New browser as a workspace can be opened
  • 17. Persistent Window
    • Feature provided for Media player, Chatting service
    • Persistent Window = Minimizable independent Panel
  • 18. Other Features
    • Supports external Memory Devices Ex. SD Card
    • Explores external devices in Chrome Browser itself
    • Embedded Video Player is provided as a feature of HTML 5
    • Videos are played as separate tab
    • Chatting feature is readily available
    • V8 JavaScript engine is used to increase browser speed
  • 19. More Features
    • Chrome OS is hardware dependent currently supports x86 and ARM architecture
    • Developer mode is included with a switch mode button
    • Developer mode allows developer to install their own builds of Chrome OS
  • 20. Further Development
    • Open Source project named ‘Chromium’ is stared
    • Open Source Communities are adding code to Chromium
    • Google Developers and Open Source Developers are working on same tree for betterment of OS
    • Google is working with OEM to make Google Chrome OS machines available in market at the end of this year
    • Expected that Chrome OS and Android will converge together
  • 21. Advantages
    • Free, Open Source : Lots of opportunity for developers
    • Low hardware cost
    • New web based applications need to be
    • User friendly
  • 22. Limitations
    • Hardware specific
    • No physical data storage
    • Does not support Microsoft Office
    • Virtual Private Network(VPN) software can not be used for secured data transfer
  • 23. References
    • http://www.chromium.org/developers/design-documents/:
    • Chromium Developments site
    • http://www.youtube.com/watch?v=5JyFbF7QFlY : Google Chrome OS Open Source Project Announcement
    • http://www.w3schools.com/browsers/browsers_stats.asp
    • http://www.android.com/about/
  • 24. What is Google Chrome OS ? Video
  • 25. Questions
  • 26. Thank You!