A keyboard is an input device that allows users to input text and characters into a computer. It contains key buttons that users can press to type letters, numbers, and symbols. When a user presses a key, it sends an electrical signal to the computer to identify which character or function is associated with it. A keyboard is an input device used to type letters, numbers, and symbols into a computer or electronic device. It consists of a set of keys or buttons that allow the user to interact with the system. It lets you write stories, search for homework answers, or even play games by pressing keys that tell the computer what to do. Keyboards have been around for ages, starting from old-school typewriters to the cool, colourful ones we see now. They’re super important for schoolwork and fun ... A computer keyboard is a device that uses buttons or keys to input text, numbers, symbols and commands to a computer. Learn about the history, types, standards and layouts of computer keyboards. A QWERTY computer keyboard in US layout. Keyboard with backlight. A computer keyboard is an input device that allows a person to enter letters, numbers, and other symbols (together, called characters) into a computer. It is one of the most used input devices for computers. Using a keyboard is often called typing. A keyboard contains many mechanical switches or push-buttons called "keys". When one of these is pushed, an electrical circuit is closed, and the keyboard sends a signal to the ...