A computer is a programmable device that can automatically perform a sequence of calculations or other operations on data once programmed for the task. It can store, retrieve, and process data ...
An analog computer is a system that provides information in continuous form. These computers can only represent physical quantities such as pressure, weight, voltage pressure, speed, and more.
The first modern electronic digital computer was called the Atanasoff–Berry computer, or ABC. It was built by physics Professor John Vincent Atanasoff and his graduate student, Clifford Berry, in 1942 ...