april 8 202 lec slides 1

april 8 202 lec slides 1 - ComputingHistory MIT202...

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Computing History MIT202
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11/02/10 MIT202 2 Early Calculating Devices Tally Stick (pre-historic) Abacus (2400-300 BCE) Slide Rule (1620) Mechanical Calculator  (1623)
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11/02/10 MIT202 3 J.M. Jacquard’s Loom (1800-05) 1. France 2. programmed  machine 3. punch cards 4. weave figurative  images, repeated  patterns
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11/02/10 MIT202 4 Jacquard’s Loom 1. Industrial Revolution 1. Industrial Exhibition, Paris,  1801 2. Opposition of silk weavers 3. Loom declared public  property (1806) 4. 1812: 10,000+ looms in use
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11/02/10 MIT202 5 Charles Babbage   “Analytical Engine”, 1833 punch cards design for mechanical  general-purpose computer information stored in memory processing unit results to printer ‘weave algebraic patterns’
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MIT202 6 Hollerith (Herman) Machine 1. Punch cards 2. 1890 Census 1. data card for each person 3. business, insurance,  utilities 4. Hollerith Tabulating  Machine Co. 5.
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This note was uploaded on 11/01/2010 for the course EARTH SCIE 2010 taught by Professor Neil during the Fall '10 term at UWO.

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april 8 202 lec slides 1 - ComputingHistory MIT202...

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