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Jan 1, 1400
Beginning calculations
Calculations began by counting and moving sliders on rods. -
Period: Jan 1, 1400 to
Computer Hitsory
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Slide Ruler
Calculations were performed on a ruler with movable pieces. -
Jacquard Loom
Calculations performed with punch cards. -
Difference Engine
Hand cranked, mechanical digital computer -
First Binary System
Binary system, separate memory, and computing function could function parallel. Machine weighed 750 lbs. -
World's first electronic, large scale, general-purpose computer
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First Commercial Computers
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Computer mouse and Windows
The mouse was given the nickname because the cord came out the end. -
ARPAnet original Internet
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First Microprocessor
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First Consumer Computer
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First Word Processors
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First home computer
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Look how far we've come