The keyboard or the keyboard (keyboard) consists of the letters, numbers and symbols. So you can enter data into the computer. Keyboard input device. The characteristic function like a keyboard of a typewriter. In typing the letter we will use the character. The same general arranged in a typewriter, which we call the QWERTY which letters in a row on the 6 bruised. This arrangement to make the printing speed of typing declined. The reason is the company printing typewriter created. Because the mechanism of the arm of the machine M typing to overlap if someone typing too fast. And become a use long time until becoming the standard and users became familiar. The company produced products for computer keyboard and keyboard in the same way. Although the problem of overlapping sleeve printing. Next, will explain the functions of some buttons, there will be two interesting Crtl button button button button, as well as Alt is added, as well as the button. Alt work is similar, for example, when you press the Ctrl ready with the character would operate the computer. This may vary by application.The win key or window key is pum with symbols of windows Which is to facilitate to launch a program. This button is on the left hand between the button and Ctrl Alt this button doesn't work only with the operating system windows only. In other operating systems can work as well. If a driver who monitor keystrokes of the windows key.The numbers are part of the development of the keyboard in order to facilitate the business. Button add to all 17 button, which is similar in sequence calculator for ease of use.
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