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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 components
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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 components • 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!