Friday, September 26, 2008

Web 2.0 Applications

Web 2.0 is a trend in the use of World Wide Web technology and web design that aims to facilitate creativity, information sharing, and, most notably, collaboration among users. These concepts have led to the development and evolution of web-based communities and hosted services, such as social-networking sites, wikis, blogs, and folksonomies.

Web 2.0 websites allow users to do more than just retrieve information. They can build on the interactive facilities of "Web 1.0" to provide computing, allowing users to run software-applications entirely through a browser.

A web 2.0 application has three major characteristics:

Social networking capabilities, ie.,they can be used for project collaborations
All applications are Internet based and does not require download and installations because they are free
Has the capabilities and functionalities of a web site, e.g., graphics and hyperlinks

The following are examples of web 2.0 applications:

Blogs
Blog is a short version of the term ‘web log.’ The common blog is a publicly accessible web-based journal. It is a web site that contains an online personal journal with reflections, comments, and often hyperlinks provided by the writer. A common example is www.blogger.com


Voicethread
A VoiceThread is an online media album that can hold essentially any type of media (images, documents and videos) and allows people to make comments in 5 different ways - using voice (with a microphone or telephone), text, audio file, or video (with a webcam) - and share them with anyone they wish. A VoiceThread allows group conversations to be collected and shared in one place, from anywhere in the world.



Wiki
A wiki is software that allows registered users or anyone to collaboratively, using a web browser, to create, edit, link and organize the content of a website, usually for group projects and reference. A Wiki not only allows any user to add content, but also allows that content to be edited by any other user more easily than a blog.

A single page in a wiki website is referred to as a "wiki page", while the entire collection of pages, which are usually well interconnected by hyperlinks, is "the wiki". A wiki is essentially a database for creating, browsing, and searching through information. An example of a common wiki is www.wikipedia.com or wikispaces.com

Flickr
Flickr is an image and video hosting and sharing website. In addition to being a popular Web site for users to share personal photographs, the service is widely used by bloggers as a photo repository.

Slideshare
This site allows you to share your powerpoint presentations with the world, publicly or privately.


Requirements
In order to use the above applications, one needs to become a registered member. Registering is quite easy.

1. First, you will need an email address. This will become your username.
2. Second, decide on a password
3. Finally, for applications, such as, blogs and wikis, you will also need to choose a name for your page.




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