Computer Products

Computer products vary considerably, one such product is Computer Keyboard which is a typewriter style keyboard. These use an arrangement of buttons or keys to act as electronic switches. Following the decline of punch cards and paper tape, interaction using keyboards became the main input devices for computers. Despite the development of such devices as the mouse, touchscreens, character recognition and pen devices, the keyboard still remains the most used device for input into computers. A keyboard has engraved characters on the keys and when pressed, corresponds to a symbol either written or numerical. However to produce some symbols requires the user to press several keys or hold them down simultaneously or in sequence. Most of the keys produce letters or numbers, but other keys or simultaneous keys are used to produce actions or commands for the computer.