Difference Between Web 2.0 and Web 3.0

Web 2.0

Web 2.0 is set of techniques that provide an upgraded presentation and usefulness for World Wide Web. It provides more opportunities for individuals to collaborates, interact with one another and create new content using applications like blogs, wikis and podcasts.

Blogs and Vlogs

Blog stands for Web log. It is a website that contain a writer’s reflections and comments. Many free websites provides the facility to set up a blog such as www.Blogspot.com. Vlog stands for video log. It is the set of personal videos. Many Vlogs are posted on YouTube.

Wiki

A Wiki is an online information source that can be edited, deleted or modified by anyone. A wiki may contains errors and it should not be used as primary research source. The most popular Wiki is Wikipedia.

Podcasts and Vodcasts

A podcast is a combination of words iPod and broadcast. It is a program in digital format available for download and replay. Most podcasts are available for free. iTunes is popular source. A user can create podcast with software and a microphone. Vodcast stands for video podcast. It refers to online delivery of video clip on demand.

Some popular video sharing websites are as follows:

YouTube
iTunes
iTunes Higher Education

Social Networking

Social networking is a group of individuals creating a community. It is used to share pictures and common interests. Some examples of social networking sites are as follows:

LinkedIn
Ning
Digg
RSS Feeds

Tagging

A tag is a user generated word or phrase that helps in organizing Web content. Web developers refer to these tags help in locating a Web page or blog when people search.

Collaboration Tools

Collaboration tools assist people work online as team. Google Docs allows Web based collaboration on Word documents, spreadsheets and presentations.

Web 3.0

Web 3.0 is next generation of the Web. It is believed to make search tasks faster and easier by acting personal assistant. The browser may remember the interest of the user while browsing. The user can be less specific in the searches.