A Web 2.0 is the next generation application of the Internet, which encourages the use of Creativity and Technology on highly Interactive Platform by promoting Collaboration amongst users. The usage of some of the following is usually inferred as Web 2.0.
Syndication of data through RSS Feeds.
Creation of Blogs and Integration to Social Networking websites.
Integration to next generation API’s like the ones Google Provides.
Incorporating a Web 2.0 ‘Look and Feel.