Timeline
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Blaise Pascal | Pasaline (1642)
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| Gottfried Wihelm von Leibniz | The Stepped Reckoner (1670)
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| Charles Babbage | Analytical Engine-Calculating Machine (1842)
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| Herman Hollerith | The Tabulating Machine (1890)
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| John Atanasoff Clifford Berry | Atanasoff-Berry Computer (1939)
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| Howard H. Aiken | Mark 1 (1944)
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| John Mauchly J. Presper Eckert | Electronic Numerical Integration and Calculator (1946)
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| Alan Turing | Turing Machine, The "Engima" (Late 30's & 40's)
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| Jon von Neumann | Electronic Discrete Variable Automatic Computer with Mauchly and Eckert (1947)
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| William Shockley John Bardeen Walter Brittain | Transistor (1947)
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| Grace Murray Hopper | Common Business Oriented Language & 1st Programmer for Mark 1 (1944)
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| Jack Kilby | The 1st Integrated Circuit (1958) & Invented the 1st hand held Calculator
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| William Gates | Founder of Microsoft Corporation & Started Microsoft Company with Paul Allen (1975)
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| Paul Allen | Co-founder of Microsoft Corporation & Owener of Portland Trail Blazers
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| Thomas Knoll John Knoll | Software engineers & Creators of Adobe Photoshop (1988)
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| Charles M. Herzfeld | Advance Research Projects Agency Networks; the predecessor of the Internet (1969)
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| Adam Somlai - Fischer Peter Halaesy Peter Arval | Prezi (2009)
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| Robert Melancton "Bob" Metcalfe | The Ethernet Computer Networking (1973)
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Catherine Joy
Popular Computers sets