Input and Output Devices Overview

Input Device

Any hardware device allowing user data or instruction input directly into a computer.

Keyboards

Used for data input, typing commands, and interacting with applications.

Mouse

Enables software manipulation, file management, image editing, and pointer control.

Touchpad

Performs functions similar to a mouse for software control and file management.

Tracker ball

An alternative to a mouse, used in industrial control rooms and luxury cars.

Remote Control

Operates devices like TVs, multimedia systems, and industrial processes remotely.

Joysticks

Commonly used in video games and simulators for control.

Driving wheel

Found in video games and simulators, mimicking vehicle controls.

Scanners

Scan and convert documents, photos, and barcodes into digital formats.

Numeric keypads

Utilized in ATMs, mobile phones, and POS terminals for data entry.

Touch screen

Utilized in ATMs, POS terminals, education, and computer-based training for interaction.

Digital Cameras

Capture images for various purposes like data capture, dentistry, and virtual tours.

Microphones

Input speech for applications, voice recognition, alarms, and conferencing.

Sensors

Temperature, pressure, light, and sound sensors used in various systems for monitoring.