Technology research on history of computers 03/07/2001 TABLE OF CONTENTS TABLE OF CONTENTS 1 HAVARD MARK 1 1 UNIVAC 2 Z3 2 HAVARD MARK 1 It was considered as the first digital computer. The mark 1 used mechanical telephone relay switches to store information and accepted data it processed. This was not a computer but instead was a highly sophisticated calculator. It was large in size measuring over 51 feet in length . It had many parts, most of them moving mechanical parts, which made …
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showed last 75 words of 361 total
…Harvard Mark I. The Z3 could perform three or four additions per second and multiply two numbers together in 4 to 5 seconds. The Z3's floating-point representation of numbers made it more flexible than the Mark I. The Z3 was the first machine in the world that could be said to be a fully working programmable computer with automatic control of its operations. Konrad zuse inventor of Z3 http://inventors.about.com/library/weekly/aa050298.htm