NATS 1700 Study Guide - Final Guide: Comptometer, Adding Machine, Programmable Calculator
5 Jan 2017
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Lecture 1: computing and society: a gentle introduction. Computer and information technologies are examples of high technologies in constant motion. What sets us-humans-apart from other living organisms; inventing is to venture where others have not, stretching beyond conventional frontiers of time, space, and thought. What creates new possibilities, sets new standards, brings social and economic progress and enrichment of knowledge. An expression of freedom, of power to create but also (and unfortunately) to dominate, and may bring social and economic injustice, destruction, and suffering. Prehistory of counting: one, two, many : the development of complex social interactions in areas such as early trade and commerce required numbers for representing quantities, and counting to perform operations on numbers such as addition. Mechanical arithmetic: calculators: the mechanical calculator industry was born in the 19th century, the first mechanical calculators started to show up in 17th century (i. e. pascal &
