The Internet is defined as the worldwide interconnection of individual networks operated by government, industry, academia, and private parties. Originally the Internet served to interconnect laboratories engaged in government research, and since 1994 it has been expanded to serve millions of users and a multitude of purposes in all parts of the world.
The Internet is changing all the time. Two things have marked its evolution recently: the social web and mobile technology. These two innovations have changed the way people use the Internet.