Input and Output devices

Nadia Akthar

Input and Output devices

A Input Device backs up any data or content from a computer. The Output device is a hardware within a computer that carries out the instructions of a computer programme.

Touch Screen

A touch screen is a computer display screen that is also an input device. The screens are sensitive to pressure; a user interacts with the computer by touching pictures or words on the screen. There are three types of touch screen technology: Resistive Surface wave Capacitive