The document discusses how advances in communication systems and the Internet have reduced barriers of distance and time by interconnecting people and institutions around the world. The Internet revolution has radically changed understanding of social relations by expanding social connections and access to varied information, people, and ideas. The Internet is a global, decentralized network of computers that connects computers through communication protocols using cables, fiber optics, wireless, and other means, providing a range of services like accessing web pages, email, messaging, file transfers, voice/video calls, media, online purchases, education and more.

1. INTERNET
Advances in communication systems and its dissemination worldwide are facilitating the
interconnection between people and institutions around the world and reducing or eliminating
the barriers of distance and time.
The Internet revolution and continuous development are representing a radical in the way of
understanding social relations, to expand the social and allow access to information, people and
ideas of the most varied nature.
Internet is a global network of computers, decentralized, which allows multiple computers to
connect to each other by a number of communication protocols by means of copper cables,
fiber optic, wireless and other means.
This global network of computers provides a varied range of services:
• Browsing web pages (WWW, World Wide Web) a system of linked documents or files that can
be viewed through a browser.
• E-mail (e-mail) that allows sending messages between users.
• Newsgroups (news), forums, instant messaging (chat , etc.)., which are forums for discussion
and exchange of experiences.
• Transfer files quickly via FTP (file transfer protocol) and file sharing on P2P networks calls
(peer to peer).
• Communication via voice (voice over IP, VoIP) or video conferencing (Skype).
• Radio, television and newspapers.
• Other: purchases of all types, access to bank accounts, conducting distance courses, job
placement, enrollment in colleges and universities , etc.