click below
click below
Normal Size Small Size show me how
Computer history
Timeline notes
Inventor | Invention |
---|---|
Blaise Pascal | Mechanical calculating device called Pascaline |
Gottfried Wilhelm von Leibinz | Stepped Recknor |
Charles Babbage | Engine calculating machine that used punched cards to store information |
Herman Hollerith | Tabulating machine |
John Atanasoff & Clifford Berry | Atanasoff-Berry Computers |
Mark 1 | ASCC ( Automatic Sequence Controlled Calculator) |
John Mauchly & J. Presper Eckert | ENIAC ( Electronic Numerical Integration and Calculator) |
Alan Turning | "Turning Machine" the "Enigma" |
Jon von Neuman | Built the EDVAC ( Electronic Discrete Variable Automatic Computer) |
Transistor | Transistor-1947 |
Grace Murray Hopper | COBOL( Common Business Oriented Language)-1960 |