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 | invented a mechanical calculating device called Pascaline- 1642
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| Gottfried Wilhelm von Leibniz | invented the Stepped Reckoner- 1670
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| Charles Babbage | invented the Analytic Engine. calculating machine - 1842
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| Herman Hollerith | invented the tabulating machine- 1890
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| John Atanasoff | invented the Atanasoff-Berry Computer (ABC)- 1939
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| Clifford Berry | was in partnership with Atanasoff to create the ABC- 1939
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| Howard H. Aiken | invented the Mark !
automatic sequence controlled calculator (ASCC)- 1944
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| John Mauchly | worked on and invented the Electronic Numerical integration and calculator - 1946
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| J Presper Eckert | was partners with John Mauchly to invent the Electronic numerical integration and calculator
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| Alan Turing | Developed the idea of a universal machine - late 30's and 40's
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| Jon Von Neuman | Built the Electronic Discrete Variable Automatic computer - 1947
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| William Shockley | Main inventor of the Transistor - 1947
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| John Bardeen | Helped Shockley invent the transistor-1947
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| Walter Brittain | assisted in the creating of the transistor- 1947
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| Jack Kilby | - developed the 1st integrated circuit- 1958
-invented the 1st hand held calculator
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| William Gates 3 | founder of Microsoft Corporations- 1975
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| Paul Allen | Co-founder of Microsoft corporations- 1975
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| Thomas Knoll | Creator of Photoshop- 1988
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| John Knoll | Creator of Photoshop- 1988
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| Adam Somlai-Fischer | Creator of Prezi- 2009
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| Peter Halacsy | Co-founder of prezi- 2009
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| Peter Arvai | Co-founder of Prezi- 2009
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| Grace Murray Hopper | -Designed the common business oriental language
-1st programmed the Mark 1
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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:
Kimberlyy
Popular Computers sets