comperter 3 Word Scramble
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inventor | invention |
Blaise Pascal 1623-1662 | calculating device called Pascaline.1642 |
Gottfried Wilhem von Leibniz 1646-1716 studied philosophy mathematics, and laws | Stepped Reckoner.1670. supposed toad, multiply, subtract and divided but malfunctioned |
Charles Babbage 1792-1871 designed a hand-operated mechanical calculator | Analytical Engine-calculating machine that used punched cards to store information in 1842. Chief Collaborator was Ada Byron 1815-1852 |
Herman Hollerith 1860-1929 | tabulating machine.1890 Used electricity instead of gears to perform calculations. |
Jhn Atanasoff 1903-1995 Clifford Berry 1918-1963 | Atanasoff-Berry Computer(ABC)(1939)used binary number system used in computers today. contains 100's of vacuum tubes First digital computer weigh 750 lb and size of a desk |
Mark 1-1944 | Over 51 feet long and weighed over 5 tons ASCC(Automatic Sequence Controlled Calculator) Devised by Howard H. Aiken at IBM. The first large-scale automatic digital computer. Considered by some to be the 1st universal calculator |
John Mauchly 1907-1980 J. Presper Eckert 1919-1995 | Worked on ENIAC(electronic Numerical Integration and Calculator) in 1946 Solves mathematical problems faster Originally a military project that was "top secret" |
Alan Turing 1912-1954 Mathematician, logician, cryptanalysis, and theoretical biologist. | Developed idea of a universal machine in the late 30's and 40's. Called the Turing Machine. the "Enigma". |
Jon von Neumann 1903-1957 | Could divide 8 digit numbers in his mind at the age of 6. Built the EDVAC(Electronic Discrete Variable Automatic Computer) with Mauchly and EEckert in 1947. Inspred the construction of EDSAC(Electronic Delay Storage Automatic Calculator)in 1949. |
Transistor | Invented in 1947 by William Shockley, John Bardeen and Walter Brittain. One transistor replaced many tubes, Making computers smaller, less expensive and reliable. |
Grace Murray Hopper 1906-1992 | Received 47 honorary awards Designed COBOL(Common Business Oriented Language) a programming Language. 1st programmer for Mark 1 headed by Howard A. Aiken |
Jack Kilby 1923-2005 | Developed the 1st integrated Circuit in 1958. Invented the 1st hand held calculator. Studied electrical engineering. |
William Gate III October 28, 1955 | Founder of Microsoft Corporation Started Microsoft company in 1975 with Paul Allen(Many computer producing companies vied the Microsoft computer system) |
Paul Allen Jan. 21, 1953 | Co-founder of Microsoft Corporation Owner of Portland Trail Blazer |
Thomas Knoll John Knoll | Software engineers. Creators of Adobe Photoshop 1988 (First created "Display" which then became " Photoshop" |
Peter Arvai-Co-founder of Prezi made a company I website(omuavd.se) Peter Halacsy Adam Somlai Fisher-invented Prezi in charge of all Prezi Powerpoints. Wanted to make an intenet powerpoint presentation. | Prezi Established in 2009 Used by professors, students and business men/women. |
The End of Timeline |
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Rae4137
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