CMPT 100 Lecture : CMPT 100 (02)
8 Jan 2012
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50/60 yrs ago is when computers as we know it started to come into being. ~2700 b. c. -abacus the little bead devices earliest known calculating device. >simplified the process of manufacturing textiles with complex patterns. The analytical engine: he would have been able to output stuff on paper and use punch cards. Ran out of money, he eventually ran out . Was run by vacuums and weighed 1 ton. Their job was to decode the nimga machine, they thought it was impossible. They ended up computing between the 2 machines via radio, but the problem was they changed the code each day (4 letter code), . : their goal was to figure out what codes worked->there were billions of different possibilities, the colossus machine helped to figure out these different combinations. The reason no one had ever heard of this thing is that they didn t want the germans to know that they were reading their code.
