History of the Earliest Computing Devices
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13 Terms
Abacus
The first manual data processing device developed in CHINA, 12TH century A.D.
John Napier’s
A Scottish Mathematician become famous for it’s invention of Logarithms.
Oughtred’s Slide Rule
Invented by William. Slide Rule consists of 2 movable rulers place side by side.
William Oughtred
Slide rule
Blaise Pascal
the modern scientist to develop and build calculator that can + and -
Pascaline
Pascal Calculator is also known as
Leibniz's Calculator
Invent by Gottfried Leibniz, at the age of 26 taught himself mathematics and proceeded to invent calculus.
Gottfried Leibniz
AT the age of 26 taught himself mathematics and proceeded to invent calculus.
Babbage's Analytical Engine
Invent by Charles Babbage, the Father of the Modern Computer. He designed to automate a standard procedure for calculating the roots of polynomials.
Charles Babbage
The Father of the Modern Computer.
Charles Babbage
He designed to automate a standard procedure for calculating the roots of polynomials.
Hollerith's Punched-Card Machine
Invented by Herman Hollerith, statistician with the US Bureau of the Census Invented the 3 to 5 inch punch cards to record data.
Herman Hollerith
Card Machine for Census to record data