input and output devices

• An input device is any peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system (such as a computer).

Mouse                                 

Keyboard

Tablet/touch screen

Scanner

Microphone

Joystick

Barcode reader

Biomeytric device

Digitizer

KVM

Webcam

Digital camera

USB drive

Memory card

CD/DVD-Writer

CD/DVD-Reader

• An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system (such as a computer) to the outside world.

Speakers

Screen/Monitor/LCD

Printer

Headphones

Digital camera

Plotter

USB drive

Memory card

CD/DVD-Writer