Thursday, 5 July 2012

What is web 2.0


Web 2.0:

Web 2.0 is a set of tethniques that provide an upgiaded presentation and usefulness for World Wide Web. It provides, more opportunities for individuals to collaborate 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 Web site that contains, a writers reflections and comments. Many free sites ptovide. the facility to set up a blog such as www.blogspot.com. Vlog stands for vidèo log. It is a 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 a primary research source. The most popular wiki is Wikipedia.

Podcasts and Vodcasts:
A podcast is a combination of the words iPod and broadcast, It is a program in digital format available for download and replay. Most podcasts are available for free.itunes is a popUlar source. A User can create podcast with software and a microphone.
vodcastfor video podcast. It refers to online delivery of video clip on demand.
Some Popular Video-sharing Web sites are as follows:
Youtube
itunes


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:

 Linked in
 Ning

Tagging:
A tag is a user-generated word o phrase that helps in organizing Web content. Web developers refer to these tags as metatags. The tags helps 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.