Topic Six

Finally we came to the end of the trimester three. But workload is still heavy because final exam is in the corner. So, in IT topic three was all about web applications( differentiate between internet & web, types of web web 1.0, web 2.0 and web 3.0). 

DIFFERENCE BETWEEN INTERNET AND WORLD WIDE WEB

-Internet exists in 1960,created by Vint Cerf.    -Web exist in 1990, created by Tim Berners Lee.

- The internet is a huge network of networks.   - The World Wide Web is a way of retrieving                                                                                 information over the medium of the internet.

    

- When you are using the internet you may       - When you are using the World Wide

   not be using the world Wide Web.                     you are always using the internet. 

               

- Skype, Via phone you are using internet.         - If you want to search information you will                                                                                    use internet and web. 

TYPES OF WEB

1)  Static Web is read only web where people allows to read and search information only. For example web 1.0. 

2)  Dynamic Web is dynamic web pages can adapt their content or presence depending on the user’s interactions, changes in data provided by an application. For example web 2.0, web 3.0.

GENERATION OF WEB

* web 1.0 also known as 1st generation of web where visitors are not allowed to contribute their idea  or comment it provides only information.Hyper linking of the web-pages and bookmarking were two of the most important aspect of web 1.0. For examples: Educational website, Company website extra.  

* Web 2.0 is second generation of web which is popular term for advances internet technology and applications. It allows information sharing with social media. Web 2.0 include the Blog, social networking sites, web applications etc.

 *Third generation of web is web 3.0 its about semantic web. web 3.0 is based on intelligent web applications using machine based learning and reasoning and intelligent applications. Examples of web 3.0 is decision support system, expert system portal.    

CATEGORIES OF WEB 2.0 SITES

There are two categories of web 2.0 online social networking and mash-ups and aggregators.

Online social networking where we can communicate all over the world using social sites for example Facebook, twitter, Myspace etc. 

 Aggregators is web site that takes different content from number of other web sites and mixes them together to create a new kind of content. Data, video, social network, search, news aggregator includes in the aggregators.

Google Applications Technology

Messaging

Clan-daring 

Documents 

Video 

Sites 

Talk 

Maps