what is the first computing machine invented ?
COMPUTER
JAMB 2023
what is the first computing machine invented ?
- A. slide rule
- B. Pascal calculator
- C. Napier bones
- D. Abacus
Correct Answer: D. Abacus
Explanation
The Abacus was invented between 2700 and 2300 BC, it is the first computing machine known to mankind.
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