Answer:
A Keyboard inputs data into computers in the form of text, numbers, and commands. However, a mouse selects options and commands from the screen.
Explanation:
Input devices are devices or equipment that provide sends control signals to information processing systems of a computer. Input devices send data to a computer. Examples of input devices are scanners, keyboards, camera, microphones, joysticks and so on.
A keyboard is an input device that is used to input data such as letters, numbers, and other characters into a computer.
A mouse is an input device that controls a cursor in a graphic user interface.
A Keyboard inputs data into computers in the form of text, numbers, and commands. However, a mouse selects options and commands from the screen.
must be greater than zero
must be less than zero