Question

what is the trackball where is it usually

Answer 1

A trackball is a computer cursor control device used in many notebook and laptop computers. The trackball is usually located in front of the keyboard toward the user. Essentially, the trackball is an upside-down mouse that rotates in place within a socket.

Answer 2

Trackball

→A trackball is an input device used to enter motion data into computers or other electronic devices.

→It serves the same purpose as a mouse but is designed with a moveable ball on the top, which can be rolled in any direction.

→Instead of moving the whole device, you simply roll the moveable ball on top of the trackball unit with your hand to generate motion input.

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