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en.wikipedia.org/wiki/Computer

A computer is a device that can be instructed to carry out arbitrary sequences of arithmetic or logical operations automatically. The ability of computers to follow generalized sets of operations, called .... Early digital computers were electromechanical; electric switches drove mechanical relays to perform the calculation.

www.computerhope.com/issues/ch000984.htm

Jun 27, 2017 ... It was invented by Pier Giorgio Perotto and manufactured by Olivetti. About 44,000 Programma 101 computers were sold, each with a price tag ...

www.history.com/topics/inventions/invention-of-the-pc

Invention of the PC: The Computer Age. The earliest electronic computers were not “personal” in any way: They were enormous and hugely expensive, and they  ...

www.computerhistory.org/timeline/computers

The ABC was at the center of a patent dispute related to the invention of the .... While many early digital computers were based on similar designs, such as the ...

www.livescience.com/20718-computer-history.html

Sep 6, 2017 ... The history of computers starts with industrial and governmental ... John Bardeen and Walter Brattain of Bell Laboratories invent the transistor.

www.softschools.com/timelines/computer_history_timeline/20

Computers are made up of many parts, and each one of them is a unique invention on its own. ... The first bank computers were invented. They used MICR' or ...

www.engineersgarage.com/invention-stories/computer-history

These cost effective and small computers were energy efficient too. But the heat emission from computer made them prone to early damaged. The third ...

www.ptc.dcs.edu/moody/comphistory/comphistory_print.html

About 50 models were constructed and were made of wood, ivory, ebony, and copper. .... The next major invention in the history of computing began in 1937.

overtheair.org/blog/2012/04/when-was-the-first-computer-invented

Apr 27, 2012 ... In 1822, Charles Babbage purposed and began developing the Difference Engine, considered to be the first automatic computing engine that ...