Mouse Function is a tool used to enter data and commands into the computer and also as a pointer drive to determine the cursor. The mouse is connected to a computer via Wireles or cable.
If using a cable can usually be connected via USB or PS2 port just like a keyboard or Scanner and joystick and others.
Mouse functions in general include:
As a pointer driver either click or drag and drop.
Zoom in and out.
Instructions and conversions to electronic signals that can be understood by computer systems.
Used to scroll on the screen by using the scroll wheel on the mouse.
Used To perform commands that do not provide a shortcut menu, the right button on the mouse if clicked 2x serves as the enter key on the execution command.