HARDWARE

QWERTY is derived from the first six keys on the far left portion of a standard keyboard just below the number keys.
Historic information of keyboards;they are patented in 1874 by Christopher Sholes-typewriter’s inventor- and sold in the same year to Remington.August Dvorak in 1932 tried to best the standard QWERTY keyboard configuration and it can come until today by being most common layout.

A keyboard is a typewriter, which organizes buttons or keys to act as mechanical tool or electronic device. Despite the development of alternative input devices, such as the mouse or touchscreen , the keyboard is stil essential for use and has most multidirectional functions.

A keyboard typically has specific characters on the keys and each press assigns to write a different symbol. But to create symbols,we can press and hold several keys simultaneously.Most keyboard keys produce letters or signs,on the other hand, other keys presses can produce actions and computer commands.

In a modern computer, the comments of key presses are usually left to the software. A computer keyboard distinguishes each physical key from every other and reports all key presses to the controlling software.All in,keyboards can use to play computer game,to chat with someone,to manage the computer,to achieve information and more.

Determining keyboard type relates to people’s situations and to be conveniential. A keyboard with few keys is called a keypad. Another factor determining the size of a keyboard is the size and spacing of the keys. Reduction is limited by the practical consideration that the keys must be big enough to be pressed easily.