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What is the name of the earliest calculating machine which was based on concepts found in modern computers but was unfortunately never built?
Answer & Solution
Correct Answer:
Option
A
Difference Engine, an early calculating machine, verging on being the first computer, designed and partially built during the 1820s and '30s by Charles Babbage. Charles Babbage began to construct a small difference engine in c. 1819 and had completed it by 1822 (Difference Engine 0).
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