2. Examples of Web 2.0 include web-based communities, hosted services, web applications, social-networking sites, video-sharing sites, wikis, blogs, and mashups.

4. Web 2.0 does not suggest any update to technical specification of how to develop a web application.

5. It provides the information of wed development styles, method of interaction, and sources of content.

7. Information : user generated content is the most impotant information in web 2.0.