A keyboard is a primary input device used to enter text, numbers, and commands into a computer.
Keyboard: A hardware device with a set of keys that send input signals to a computer when pressed.
| Type | Description |
|---|---|
| QWERTY | Standard layout based on English alphabet |
| Mechanical | Uses physical switches under keys |
| Membrane | Uses pressure pads with printed circuits |
| Wireless | Connects via Bluetooth or RF |
| Virtual/On-screen | Displayed on a screen, touch-operated |
| Ergonomic | Designed for comfort and reduced strain |
The keyboard is an essential input device for data entry and command execution, available in various types and layouts to suit different needs.