Computers date back to the 1930's. Early computers were made for lengthy engineering calculations. They were developed by the military and universitys.

• In the 1980's personal computing became more popular however many could not afford there steep pricing
• Almost everyone now owns a computer now, this is due to developments in computing

In 1945 Vannevar Bush concieved of the Memex which was a theoretical machine to send and recieve documents linked by associations

In 1960 Ted Nelson developed the Hypertext. The Hypertext was a database in which text, pictures, music, and programs can be linked together. From this we developed the concept of hyper-links

In 1969 the ARPAnet was developed. It was a network of computers at universities that could exchange information. It was used during the cold war by the goverment. It is now known as the "Grandfather of the Internet"

In 1990 Tim Berners-Lee created HTML and the WWW (Hyper Text Markup language and the World Wide Web) HTML formed the building blocks of WWW

The Internet	The World Wide Web
A large group of networked computers	software application
a transport mechanism for applications	information on the web is transported over the internet
since the early 1960's	since 1990

The first graphical web browser was made available to the public in 1993, it was known as Mosaic Browser. This was followed by the comercialization of the WWW in 1995. This allowed for SSL for credit card payments through websites such as amazon and ebay. Internet News & Google (1998) revolutionized the internet. Google launched there web search service, and The Druge report was published to the web. This was revolutionary because it was made accessible first through the internet.

Web 2.0, Social Media, and Wifi all came between 2004-2006. The web 2.0 promoted the idea of interactivity. This gave birth to social media which was pioneered by facebook opening to college students, Youtube (2005), and Twitter (2006). Wifi was also added to the dictionary in 2005.

Mobile Browsing & Apps came about in 2007. This came from the invention of the iphone and other touchscreen devices which jumpstarted mobile web design. Web designers now delt with the issue of variable screen sizes.

Bootstrap was created in 2011 as an attempt to combat the new issues of mobile screen size. This was a free open source CSS for responsive designs.

HTML5 was created as the recommended standard in 2014. In 2014 the internet also reached 3 Billion users world wide. Now currently arround 4.2 billion.

For a detailed analysis of the interworkings of these computers visit : [[Computer Science Notes/CDA 3100/Index|Index]]

For more information about the workings of the internet visit : [[Computer Science Notes/CGS 2821/Index|Index]]