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 | 1642
Pascaline
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| Gottfried Wilhelm von Leibniz | 1670
Stepped Reckoner
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| Charles Babbage | 1842
Analytical Engine
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| Herman Hollerith | tabulating machine in 1890.
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| John Atanasoff Clifford Berry | Berry computer (ABC)(1939)
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| Mark 1 | automatic digital computer
1944
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| John Mauchly J. Presper Eckert | ENIAC (Electronic Numerical Integration and Calculator)
1946
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| Alan turing | Called the turing machine. The "Enigma"
1930-1940
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| Jon von Neumann | EDVAC (Electronic Discrete Variable Automatic Computer)
1947
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| William Shockley, John Bardeen, and Walter Brittain | Transistor
1947
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| Grace Murray Hopper | Designed COBOL (Common Business Oriented Language)
1960
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| Jack Kilby | 1958
hand held calculator
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| William Gates lll | Microsoft Corporation
April 4, 1975
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| Paul Allen | Co-founder of Microsoft Corporation
1953
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| Thomas Knoll John Knoll | Creators of Adobe Photoshop
1988
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| Adam Somlai-Fischer Peter Halassy Peter Arvai | Prezi
2009
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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:
jurnav
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