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Unformatted text preview: Used punched cards as the main (non-volatile) storage 1946: ENIAC electronically numerical integrator and computer Weighed 30 tons Contained 18 000 electronic valves Consumed around 25KW electrical power 1947 : the invention of the transistor Replaced the inefficient valves, smaller and more reliable Enabled the second generation computers wich dominated the late 1950 RAM : Random access memory...
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This note was uploaded on 05/11/2011 for the course ECON 201 taught by Professor Briquet during the Spring '11 term at Ipag Business School .
- Spring '11