My funky wall by Amanda Davis https://padlet.com/amanda_davis11/lveh6w5m3qzn Made with a creative frenzy en-us 2018-08-23 14:14:08 UTC 2018-08-26 16:08:54 UTC hello@padlet.com Leonardo da Vinci created a mechancial caluculator amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/274866082 2018-08-23 14:16:39 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/274866082 In 1830, Charles Babbage invented—on paper—the Analytical Engine amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/274868365 2018-08-23 14:22:25 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/274868365 Herman Hollerith invented a mechanized system of paper cards with holes in them to tabulate the U.S. Census amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/274869871 2018-08-23 14:26:00 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/274869871 The first breakthrough to the modern computer occurred in 1904 when John Ambrose Fleming created the first commercial diode vacuum tube, something Thomas Edison had discovered and discarded as worthless. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/274870912 2018-08-23 14:28:18 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/274870912 The ENIAC, built between 1943 and 1945, was the first all-electronic computer. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275274030 2018-08-24 21:14:40 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275274030 Vacuum tubes were at the heart of Colossus, a computer created by the British during World War II to break the codes produced by the Germans’ Enigma encrypting machine. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275274164 2018-08-24 21:16:01 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275274164 The war also gave birth to ENIAC (Electronic Numerical Integrator Analyzer and Computer), built between 1943 and 1945 by the U.S. Army to produce missile trajectory tables. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275274513 2018-08-24 21:18:27 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275274513 In 1926, the first semiconductor transistor was invented, but it wasn’t until 1947, when Bell Labs’ William Shockley patented the modern solid-state, reliable transistor, that a new era in computing dawned. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275274962 2018-08-24 21:22:03 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275274962 It wasn’t until 1954, when instruments in Texas created a way to produce silicon transistors commercially, that the modern computer took off. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275275242 2018-08-24 21:24:42 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275275242 Instruments in Texas built the first integrated circuit by combining five separate components. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275275657 2018-08-24 21:28:42 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275275657 In 1954, IBM introduced the 650, the first mass-produced computer. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275276002 2018-08-24 21:32:44 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275276002 Businesses and the government bought 120 of the first mass-produced computers in the first year. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275276871 2018-08-24 21:41:24 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275276871 The first computer was cheap enough for individuals to afford was the Altair 8800. It was created by a small New Mexico firm, MITS. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275277081 2018-08-24 21:43:54 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275277081 Not until 1975, something resembling a personal computer appeared. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275277261 2018-08-24 21:46:04 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275277261 MITS received orders for 4,000 Altair systems within a few weeks of the first personal computer. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275277745 2018-08-24 21:51:40 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275277745 Two hackers, Stephen Jobs and Steve Wozniak. They created a personal computer that came complete with display, built-in keyboard, and disk storage. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275278368 2018-08-24 22:01:01 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275278368 The Apple, along with computers from Radio Shack began appearing in businesses, sometimes brought in behind the backs of the people in white lab coats who ran the “real” mainframe computers. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376292 2018-08-26 15:41:17 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376292 IBM also made the overall design of the PC freely available to all competitors. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376352 2018-08-26 15:42:30 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376352 Apple continued to keep its design proprietary, IBM’s openness supported the creation of IBM clones that could use the same software and hardware add-ons the PC used. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376451 2018-08-26 15:44:05 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376451 The Apple was introduced in 1976, it was an immediate hit partially because a program called VisiCalc, which did the math of an electronic ledger sheet. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376590 2018-08-26 15:46:13 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376590 What marketing decision did IBM made when creating its first personal computer? amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376823 Unleashing microcomputers to the world.]]> 2018-08-26 15:49:21 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275376823 What was the only part of the PC IBM copyrighted? amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275377001 The BIOS.]]> 2018-08-26 15:51:50 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275377001 ENIAC performed how many additions a second? Although a problem that took two seconds to solve required two day to set up. amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275377157 5,000 additions.]]> 2018-08-26 15:54:40 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275377157 How much did ENIAC cost amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275377218 $500,000]]> 2018-08-26 15:55:37 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275377218 What year did Charles Babbage die? amanda_davis11 https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275377299 1871.]]> 2018-08-26 15:56:32 UTC https://padlet.com/amanda_davis11/lveh6w5m3qzn/wish/275377299