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Contents Early computational devices Early computers Generations and main componentsGenerations and main components Inventors/developers Internet
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Inventions, Computers, Internet, and More!
By Kylie Snyder
Introduction
• What do you know about computers and who invented them?]
• Would you like to learn?
Contents
• Early computational devices
• Early computers• Generations and main co
mponents• Inventors/developers• Internet
Early Computational Devices
• Abacus-invented by the Chinese around 2600 B.C., it is the oldest known calculating device in history.
Early Computers
• ENIAC- electronic numerical integrator computer, considered to be the digital computer that was built in the 1940’s in the USA.
• Mark1-invented by Howard Aiken and Grace Hopper.
• EDSAC-Second practical store-program computer.
• EDVAC-early electronic computer.
• UNIVAC-early models were vacuum tubes.
Generations and Main Components• First generation-vacuum
tubes• Second generation-
transistor• Third generation-keypads
and monitors• Fourth generation-
microprocessor• Fifth generation-artificial
intelligence
Inventors/Developers
• Steve Jobs-invented Apple 111, USB mouse, ipod, iMac G4, glass staircase, and ipad.
• Steven Wozniak-helped create the Apple computer company with Steve Jobs in 1976
• Bill Gates-founded Microsoft in 1985
• Time Berners Lee- created the World Wide Web
Inventors/Developers
• Marc Andreesen-co-founder and VP of Technology of Netscape Communications Corporation
• Charles Babbage-invented the difference engine and the analytical engine
• Herman Hollerith-invented computer punch cards
• Blaise Pascal-a french mathematician, physicist, inventor, writer, and catholic philosopher
Inventors/Developers
• John Von Neuman-Hungarian mathematician
• Eckert and Mauchly-Developed ENIAC
• Paul Allen-co founded Microsoft
• Formation of Microsoft-was formed in 1983
• Formation of Apple Computer, Inc- was formed in 1977
Internet
• Birth of the Net-started in 1957 when Sputnik was launched by the Soviet Union
• First Browser-first widely used browser was Mosaic
• ARPANET-first wide area packet switching network
Summary
• What have you learned? • There are so many things
that have helped us in life, and so many great inventors who invented them!
• I hope you enjoyed it!
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