1 / 13

The trade of goods The expansion of commerce Evolution of tools for calculations

The trade of goods The expansion of commerce Evolution of tools for calculations. A sumerian clay tablet. 1640s Blaise Pascal: adding machine 1800s Charles Babbage: problem solving tools. 1822 Babbage and John Herschel - difference engine - analytical engine

cleo
Download Presentation

The trade of goods The expansion of commerce Evolution of tools for calculations

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. The trade of goods • The expansion of commerce • Evolution of tools for calculations A sumerian clay tablet

  2. 1640s Blaise Pascal: adding machine • 1800s Charles Babbage: problem solving tools • 1822 Babbage and John Herschel - difference engine - analytical engine • Ada Augusta Countess of Lovelace The Pascaline (adding machine)

  3. 1801 Joseph Marie Jaquard’s loom - punched cards - patterns Joseph Marie Jaquard’s loom

  4. USA: 18801890 population: 50 millions  63 millions - using employees - more than 10 years - Dr. Herman Hollerith’s machines - six weeks - punched cards Dr. Herman Hollerith’s machines

  5. First generation Second generation Third generation Fourth generation 1956 William Shockley, John Bardeen and Walter Brattain 1959 Jack KilbyTexas Instruments

  6. Census success  Hoolerit founded Tabulating Machine Company- 1924 the TMC merged into IBM The first IBM logo

  7. Invented in 1944 by Howard G. Aiken- 500 miles of wire- 51 feet long- general purpose The Mark I

  8. Built in 1943 • Used to break military codes The Colossus

  9. Built in 1946 • - Designed by J. Presper Eckert and John W. Mauchley- 19,000 vacuum tubes- 70,000 resistors- 5 million soldered joints. - 5,000 additions, 357 multiplications, 38 divisions in a whole second- general purpose The ENIAC

  10. - Grace Hopper (U.S. Navy) MARK I- Adele Goldstein  ENIAC- John V. Atanasoff (Iowa University) - 1939 all-electronic computer - meet Clifford Berry- ~1945 JohnVon Neumann John Von Neumann

  11. EDVAC stands for “Electronic Discrete Variable Automatic Computer” • commercial purpose A part of the EDVAC

  12. - UNIVAC stands for “UNIVersal Automatic Computer” - commercial purpose- 1950s: first generation computers- Used in the 1950’s census - 1952: Used by the General Electric Company - The first softwares A UNIVAC terminal

More Related