Early in the Industrial Revolution, some mechanical devices were built to automate long tedious tasks, such as guiding patterns for looms.
Since ancient times, simple manual devices like the abacus, aided people in doing calculations.
The ability of computers to follow a sequence of operations, called a program, make computers very applicable to a wide range of tasks. It is a device that can be instructed to carry out an arbitrary set of arithmetic or logical operations automatically.
It has the ability to store, retrieve, and process data. A computer is an electronic device that manipulates information, or data.
