The document discusses the evolution of the web from Web 1.0 to Web 2.0. It defines Web 2.0 as being more interactive, collaborative, social, and open compared to Web 1.0. It provides examples of popular Web 2.0 sites like Google Maps, Flickr, Orkut, and YouTube. It also discusses technologies like AJAX that power dynamic and interactive elements of many Web 2.0 sites.

1. Web 2.0 and You Moving Ahead With The Technology

2. Who are we ? We are Linux Academy , an open source technology training company A partner to Eulogik , a software outsourcing company Running successfully for more than 5 years Have developed OpenLX Linux, India’s 1 st operating system

3. What is WEB 2.0 ?

4. Web 2.0 ? The term Web 2.0 is just a phrase or a concept. Used as second generation of the web. Or, the second version of the web.

5. What’s the big deal ? The web has been changed recently. There are new age ventures and projects which are more interactive. More collaborative. More Socialized. More Open. More performance oriented. And there is more human technology .

6. What it contains ? Two/multi way communications. Social web applications. Simple Interfaces. Powerful and robust inside. Ease of desktop applications. Open minded and friendly applications. Usability and Design. Evolution and NOT revolution.

7. Web 1.0 Vs Web 2.0 Static websites. Emails. Forums. Basic search engines. Groups. Newsletters. HTML. JavaScript for validations etc. Blogs. Wikis. Audio/Video Sharing. Social Software. RSS/XML/Atom feeds. Webcasts/ Podcasts. Open APIs. Mobility. CSS Designs. Visual dynamic effects. Ajax Advanced JavaScript for effects.

8. Examples 2.0 Google Maps. http://maps.google.com Flickr. http:// www.flickr.com Orkut. http://www.orkut.com Meebo. http://www.meebo.com Digg. http://www.digg.com Odeo http:// www.odeo.com

9. Examples 2.0 Google Maps. http://maps.google.com Visual Maps Mash Up

10. More Examples 2.0 Flickr. http:// www.flickr.com Photo Publishing and Sharing Site

11. More . . . Orkut. http:// www.orkut.com Social Networking Site

12. And More . . . Meebo. http:// www.meebo.com Web based messenger client

13. And More . . . Digg. http:// www.digg.com Social news book marking and sharing site

14. And More . . . Odeo http:// www.odeo.com An Audio Sharing Site

15. And More . . . Delicious. http:// del.icio.us A Social Book Marking Site

16. And More . . . Wikipedia. http:// www.wikipedia.org A Wiki Encyclopedia

17. And More . . . Linked In. http:// www.linkedin.com A Business Networking Site

18. And More . . . YouTube. http:// www.youtube.com A Video Sharing Site

19. And More . . . Blogger. http:// www.blogger.com A Popular Blogging Tool

20. And More . . . MySpace. http://www.myspace.com A Social Networking & Media Sharing Site

21. And More . . . Google Calendar. http://calendar.google.com A Event Scheduling/ Time Tracking Application

22. And More . . . Zoho Office. http://www.zoho.com A Virtual Web Office Suite

23. More Examples 2.0 Delicious. http:// del.icio.us Wikipedia. http:// www.wikipedia.org Linked In. http:// www.linkedin.com YouTube. http:// www.youtube.com Blogger. http:// www.blogger.com MySpace. http://www.myspace.com

24. Technology 2.0 AJAX (Asynchronous JavaScript And XML). CSS (Cascading Style Sheets). XHTML. Open Source Developments. Lightweight Apps. Differential Data Transfer. Server side programming. DOM Scripting. RSS/XML/ATOM Feeds.

25. Ajax

26. Ajax ? The biggest ever evolution in the Web technologies. Asynchronous JavaScript And XML. Differential Data Transfer. Fast Processing and low bandwidth consumption. Sleek and more handy interface. Open Source technology. Growing and spreading rapidly. Desktop like easy interface. 1 st famous Ajax enabled apps are : Google Maps Google Suggest Gmail

27. Technically Ajax Fetching Server Side processed data through Client Side JavaScript. XMLHttpRequest (XHR) object.

28. Ajax Examples Live. http://www.live.com A9. http://www.a9.com AskX. http://www.askx.com Wikimapia. http://www.wikimapia.org Meebo. http://www.meebo.com Google Maps. http://maps.google.com

29. CSS Cascading Style Sheets. Used for defining the styling rules of a webpage.

30. XHTML ? Stands for eXtensible HyperText Markup Language Aimed to replace HTML Almost identical to HTML 4.01 Stricter and cleaner version of HTML HTML defined as an XML application XHTML is a W3C Recommendation

31. Why Ajax is growing so fast ? Because, its Open Source like Linux, PHP, MySql, Open Office etc.

32. So ? Open Source Technologies are developed and spread like anything. Because, Anyone can develop, improve and redistribute them. These are self motivated and community powered. Every single developer can use his/her creativity and strengths to develop the application/technology. There are no limits and all the freedom.

33. What are Open Source software licenses ? Any developer/licensor can draft an agreement that conforms to the OSD, though most licensors use existing agreements like: • GNU Public License (“GPL”) • Lesser/Library GNU Public License (“LGPL”) • Mozilla Public License • Berkeley Software Distribution license (“BSD”) • Apache Software License • See complete list at www.opensource.org/licenses

34. Open Source Examples Linux (operating system kernel – substitutes for proprietary UNIX) Apache Web Server (web server for UNIX systems) MySQL (Structured Query Language – competes with Oracle) Cloudscape, Eclipse (IBM contributions) OpenOffice (open source implementation of Sun’s StarOffice)

35. Biggest Players in Open Source IBM HP SUN RedHat Apache Software Foundation Mozilla Foundation Linus Torvalds Corporate Non-Profit Organizations Individuals

36. Why Companies are moving towards it ? Cost savings Stability No forced upgrades Access and broad rights to source code Access to skilled community of developers Ability to define and expedite new development

37. Back to W2, Career Prospects

38. THANK YOU For Your Passionate Listening

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