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The World's Earliest Digital Computer
The world's earliest digital computer was called the Z3 machine and was invented by Konrad Zuse, a German inventor and engineer. This machine, however, was shortly lost in a bombing raid of Germany in World War II. -
The First Digital Computer In the U.S.
The first digital computer that came about in the United States was made by John Vincent Atanasoff and his graduate student Clifford Berry. They named the computer the Atanasoff-Berry Computer (ABC). It was significant due to its memory system and processing speed, performing one function in 15 seconds. -
The ENIAC
The ENIAC stands for the Electronic Numeric Integrator and Calculator. Created by professors John Mauchly and J. Presper Eckert, the ENIAC was designed to be a digital, electronic, decimal computer for general purposes. -
The UNIVAC
Created by the same two professors as the ENIAC, they are funded by the Census Bureau to create the UNIVAC, a commercial computer useful to business and government operations. -
The Transistor
While previous computers required vacuums that took up a lot of space, William Shockley, John Bardeen, and Walter Brattain invented an electric switch to take their place in the transistor.