Keyboards
everything you need to know
What is a keyboard?
In computing, a keyboard is a typewriter-style device, which uses an arrangement of buttons or keys, to act as mechanical levers or electronic switches. Following the decline of punch cards and paper tape, interaction viateleprinter-style keyboards became the main input device for computers
Different types
There are many types of such at QWERTY and many others thatare made for a certian laguage etc.