1. ComputerHistory 2. ABACUS4 thCentury B.C. The abacus, a simple counting aid, may have been invented in Babylonia (now Iraq) in the fourth century B.C.This device allows…
1. ComputerHistory 2. ABACUS4 thCentury B.C. The abacus, a simple counting aid, may have been invented in Babylonia (now Iraq) in the fourth century B.C.This device allows…