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Jan 1, 1200
Abacus
World's first computer
Sliding beads -
Blaise Pascal
Built the first mechanical calculator as a teenager -
Punch cards
Joseph Jacquard made the punch cards
11,00 looms made -
Charles Xavier Thomas "Father of Computers"
Charles Xavier Thomas built the first arithmometer first successfully commercial calculator. Manufactured in Paris until after WW1. -
Charles Babbage
English philosopher, mathmatician, inventor, and mechanical engineer who originated the concept of a programmable computer. -
Herman Hollerith
He started a business- in addition to standarizing the punch card, Herman Hollerith founded the company that later became IBM. -
John Von Neuman
Designed the use of "bit" as the basic unit of memory using the binary number system to represent a switch turned on and off. -
Admiral Grace Murray Hopper
She conceptualized the idea of machine-independent programming languages, which led to the development of COBOL, one of the first modern programming languages. -
First Digital Computer
The ABC, the first electronic digital computer was made in 1938. -
Steve Wozniak
Steve Wozniak is an American computer engineer who co-founded Apple Computer, Inc with Steve Jobs and Ronald Wayne.
