Introduction To Google Chrome Os

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Introduction To Google Chrome Os

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

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