1. CHAPTER 9 Web 2.0 and Social Networks

2. Chapter Outline 9.1 Web 2.0 Underlying Technologies 9.2 Web 2.0 Applications 9.3 Categories of Web 2.0 Sites

3. Learning Objectives 1. Describe the differences between Web 1.0 and Web 2.0, and explain the benefits of three information technologies used by Web 2.0. 2. Identify five prominent Web 2.0 applications, and provide at least one example of how each can be utilized in a business setting. 3. Discuss the three categories of Web 2.0 sites, and provide at least one example of how each can improve business efficiency and profitability.

4. Chapter Opening Case: From Social Networks to Social Commerce Source: VLADGRIN/Shutterstock

5. 9.1 Web 2.0 Underlying Technologies © Matthias Pahl/Age Fotostock America, Inc.

6. Most Common Web 2.0 Memes © Marek Uliasz/Age Fotostock America, Inc.

7. Web 2.0 Underlying Technologies AJAX Tagging Really Simple Syndication (RSS )

8. Geo-Tagging © Adam Radosavljevic/Age Fotostock America, Inc.

9. 9.2 Web 2.0 Applications Blogs and Blogging Wikis Netcasting Web 2.0 Media Printing-on-Demand Crowdsourcing

10. Blogs and Wikis Blogs, Blogging, and the Blogosphere Wikis used in business © Panther Media/Age Fotostock America, Inc.

11. Netcasting Podcasts and Videocasts Source: Lane Oatey/Getty Images, Inc.

12. Web 2.0 Media Video Music Photographs Source: Lane Oatey/Getty Images, Inc.

13. Printing-on-Demand © Kitch Bain/Age Fotostock America, Inc.

14. Crowdsourcing Web Sites Source: Scott Maxwell/ LuMaxArt/Shutterstock

15. 9.3 Categories of Web 2.0 Sites Social Networking Sites Aggregators Mashups

16. Social Networking Sites For a list of social networking sites: Check out this BusinessWeek slideshowslideshow © Marina Bordjieva/Age Fotostock America, Inc.

17. Twitter and the Iranian Election Protesters’ only link to the outside world: Twitter Aftermath of the Iranian election in 2009 © Pankaj & Insy Shah/Age Fotostock America, Inc.

18. Aggregators Bloglines Digg Simply hired Technorati

19. Chapter Closing Case The Business Problem The IT Solutions The Results