Key features of Web 2.0

* Web 2.0 uses the approach of guide on the side rather than simply reading.

* It changed the concept of the mostly read-only web to widely read & write over the web.

* Web 2.0 provides a perfect platform base for effective user interaction that was not available before.

* It changed the idea from passive consumption & delivery of content to actively participating in an interaction, sharing, and collaboration.

* It is subjected to be a powerful lure for an enterprise that fetches more employees into accounts at a lower cost for greater participation in projects and idea-sharing.


Application:

Web 2.0 examples include hosted services

Google Maps

Google DOCS, Flickr

Video sharing sites - Youtube

Wikis, Media wiki

Blog (Word Press)

Social Networking ( Facebook)

Microblogging (Twitter)

Podcasting (Podcast Alley)

& content hosting services and many more.