Computers are not medical devices.
Computer (computer), commonly known as computer, is a modern electronic calculator for high-speed calculations, can be numerical calculations, but also logical calculations, but also has a memory function. It is able to run according to the program, automatic, high-speed processing of large amounts of data of modern intelligent electronic equipment.
Machine composition
Computer is composed of hardware system (hardware system) and software system (software system) two parts.
Traditional computer system hardware unit can be generally divided into input unit, output unit, arithmetic logic unit, control unit and memory unit, of which the arithmetic logic unit and the control unit collectively known as the central processing unit (Center Processing Unit CPU).