Operating system software allows you to use your fingers, a mouse or other pointing device to select screen controls, such as buttons and scroll bars or pictures, also called

Operating system (OS) software allows you to use your fingers, a mouse or other pointing device to select screen controls, such as buttons and scroll bars or pictures, also called input device.  

Explanation:

   We call input devices the devices in charge of embedding in a computer. These devices have evolved over time, and there are currently many variants that at the beginning of computing seemed impossible.

    Input devices include the keyboard, which allows you to enter information using alphanumeric keystrokes; the mouse, which works to annotate elements in a graphical environment; the joystick, an elongated element used for games as well as the graphic environment; optical pencil, which acts as a mouse replacement and is used to annotate elements in a graphical environment; the microphone, which serves to capture vibrations that generate sound and transmit information to the machine; the camera, which captures images and transports them to a digital environment; the scanner, which also receives document images.

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