A brief history of computer.

Title: A brief history of computer.
Category: /Science & Technology/Chemistry
Details: Words: 255 | Pages: 1 (approximately 235 words/page)
A brief history of computer.
The first all-electronic compute, based on vacuum tubes, was developed in 1946 by J. Presper Eckert and John W. Mauchly of the University of Pennsylvania. Atahis computer could make calculation a thousand times faster than earlier devices." The Macintosh must be running system software version 7.5 or higher and be equipped with a drive that supports Apple PC Exchange. 1 Save your Windows file to a 3.5-inch floppy disk or a CD-ROM. 2 Insert the floppy disk in the …showed first 75 words of 255 total…
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…showed last 75 words of 255 total…improved on Jacquard's punched card by developing a card that could be used by electrical rather than mechanical equipment. The Hollerith (or IBM) card is still very mush In use." In 1944 engineers from IBM and Howard Aiken of Harvard University developed a machine called the Mark.1 This 50 foot-long and 8-foot high machine was able to add, subtract, multiply, divide, and refer to data tables using punched cards. Computers Amazing Facts Technology Has ComA Long Way

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