Search SchoolNGR

Tuesday, 07 April 2026
Register . Login

what is the first computing machine invented ?

what is the first computing machine invented ?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Slide rule
  • B Pascal calculator
  • C Napier bones
  • D Abacus
Correct Answer: Option D
Explanation:
The Abacus was invented between 2700 and 2300 BC, it is the first computing machine known to mankind.

Share question on: