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Q: trackball
A: A trackball is a pointing device consisting of a ball held by a socket containing sensors to detect a rotation of the ball about two axes—like an upside-down mouse with an exposed protruding ball.
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Asked 3/3/2009 6:30:40 PM
Updated 43 days ago|5/10/2018 9:47:32 PM
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A trackball is a pointing device consisting of a ball held by a socket containing sensors to detect a rotation of the ball about two axes—like an upside-down mouse with an exposed protruding ball.
Added 43 days ago|5/10/2018 9:47:32 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [5/11/2018 3:23:40 PM], jeifunk [5/11/2018 3:23:40 PM]
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