Graves Pre-Electronic Computer History
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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| What pre-electronic computer do we credit the Chinese with first inventing? | The abacus
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| What did the abacus do? | It aided counting
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| What did French mathematician Blaise Pascal invent? | The Pascaline
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| What was the Pascaline? | It was a mechanical calculator (accurate to 8 digits) that jammed often
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| What did Charles Babbage first invent that was important to computing? | An advanced mechanical calculator.
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| What was special about Babbage's advanced mechanical calculator? | It could do different types of calculations because it could be programmed with punch cards.
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| Who programmed the punch cards for Babbage's machine? | Ada Byron (also known as Lady Lovelace)
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| Who is known as the Father of Computers? | Charles Babbage
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| Who is known as the First Computer Programmer? | Ada Byron (also known as Lady Lovelace)
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| What did Herman Hollerith invent to count the 1890 census within 6 weeks? | The Tabulating Machine
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| What did Herman Hollerith's machine use to calculate the population of the US in 1890? | It used punch cards for data and electricity to count and show results
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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:
EdwardgRM
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