The ____ was the first computing device to use the base-2 binary numbering system.
A) Mark I
B) Difference Engine
C) Analytic Engine
D) ENIAC

Question

Quizplus · Accepted Answer

The Mark I, also known as the Harvard Mark I, was the first computing device to use the base-2 binary numbering system. It was designed by Howard Aiken and built by IBM in 1944. The Difference Engine, Analytic Engine, and ENIAC all used decimal numbering systems, not binary.

The ____ Was the First Computing Device to Use the Base-2