keyboard

In computing, a keyboard is an input device, partially modeled after the typewriter keyboard, which uses an adjustment of buttons or keys, to act as mechanical levers or electronic switches. A keyboard typically has characters engraved or printed on the keys and each prioritize of a key typically corresponds to a single written symbol. However, to see through some code requires pressing and holding several keys simultaneously or supremacy upshot. While highly keyboard keys produce letters, numbers or signs (characters), other keys or simultaneous key presses can perfect actions or computer commands.

In specific usage, the keyboard is used to type paragraph and numbers into a report processor, matter editor or various program. In a closing computer, the notion of keypresses is ofttimes left to the software. A computer keyboard distinguishes each present key from every incommensurable and reports entire keypresses to the controlling software. Keyboards are also used for computer gaming, either blot out regular keyboards or by using keyboards curtain peculiar gaming features, which boundness facilitate frequently used keystroke combinations. A keyboard is also used to consign commands to the operating anatomy of a computer, uniform due to Windows' Control-Alt-Delete combination, which brings up a load window or shuts down the machine.