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 | Pascaline Mahine 1642
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| Gottfried Wilhem Von Leibniz | Stepped Reckoner 1670
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| Charles Babbage | Analytical Engine 1842
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| Herman Hollerith | Tabulating Machine 1890
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| John Atanasoff and Clifford Berry | Atanasoff-Berry Computer (ABC) 1939
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| Howard H. Aiken | Mark 1 1944
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| John Mauchly and J. Presper Eckert | ENIAC (Electrical Numerical Integration and Calculator) 1946
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| Alan Turing | Turing Machine "Enigma" 1936
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| John Von Neuman | EDVAC 1947
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| John Bardeen, William Shockley Jr., and Walter Brittain | Transistor 1947
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| Grace Murray Hopper | COBOL (Common Business Oriented Language) 1959-1961
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| Jack Kilby | 1st Integrated Circuit and 1st Handheld Calculator 1958
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| William "Bill" Gates | Microsoft Corporation 1975
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| Paul Allen | Co-founder of Microsoft, Portland Trail Blazers 1975
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| Thomas and John Knoll | Adobe Photoshop 1988
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| Charles M Herzfield (Director) | ARPANET 1969
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| Adam Fischer, Peter Halacsy, and Oeter Arvai | PREZI 2009
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| Robert Melancton | Ethernet Computer Networks (LAN) 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:
dutahrjfk
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