The History of the InternetThe History of the Internet

ComputersComputers

Computers have Computers have impacted our societyimpacted our society

Many people’s jobs Many people’s jobs depend on computersdepend on computers

People use People use computers for work, computers for work, school and personal school and personal useuse

ARPANETARPANET

Started in 1966Started in 1966 The ARPANET The ARPANET

stands for Advanced stands for Advanced Research Projects Research Projects Agency NetworkAgency Network

The world’s first The world’s first operational packet operational packet switching networkswitching network

The First EmailThe First Email

Sent in 1973 by Ray Sent in 1973 by Ray TomlinsonTomlinson

Between 2 PDP-10 Between 2 PDP-10 computerscomputers

Tomlinson introduced Tomlinson introduced the “@” sign the “@” sign

TCP/IPTCP/IP

Created by Vinton Created by Vinton Cerf and Bob KahnCerf and Bob Kahn

Allowed diverse Allowed diverse computer networks to computer networks to interconnect and interconnect and communicate with communicate with each othereach other

EthernetEthernet

Developed by Dr. Developed by Dr. Robert M. MetcalfeRobert M. Metcalfe

Allowed a coaxial Allowed a coaxial cable to move data cable to move data extremely fastextremely fast

WWWWWW

ARPANET ended in ARPANET ended in 19901990

Time Berners-Lee Time Berners-Lee and CERN create the and CERN create the World Wide WebWorld Wide Web

This is what we use This is what we use todaytoday

THE ENDTHE END