Timeline Notes
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 | Mechanical Calculating device called Pascaline. 1642
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Gottfried Wilhelm 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 & 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 | ENIAC . 1946
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Alan Turing | Enigma, late 30's/40's
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Jon von Neumann | EDVAC-electronic discrete variable electronic automatic computer.
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William Shockley,John Bardeen & Walter Brittain | Transistor 1947
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Grace Murray Hopper | COBOL(Common Business Oriented Language). 1959
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Jack Kilby | 1st integrated circuit (1958)/ 1st handheld calculator
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William Gates III | Microsoft . 1975
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Paul Allen | Co-founder of Microsoft
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Thomas Knoll & John Knoll | Adobe Photoshop 1988
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Peter Arvai, Peter Halacsy & Adam Fischer | Prezi. 2008
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Alan F. Shugart | Floppy Disc. 1967
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Steven Russel | First computer game "Space War". 1962
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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:
manny_sablan
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