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Question
Where as a computer mouse over the table surface, the trackball is ____________.
Where as a computer mouse over the table surface, the trackball is ____________.
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Solution
The correct option is A Stationary
Where as a computer mouse over the table surface,
the trackball is Stationary.
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.
A trackball is essentially a different kind of
computer mouse. It is a plastic case containing a ball on the top that moves a
computer cursor around on the screen. The user can move the ball with their
thumb or fingers, and sensors inside the case detect which direction the ball
is moving.
Where as a computer mouse over the table surface, the trackball is Stationary.
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.
A trackball is essentially a different kind of computer mouse. It is a plastic case containing a ball on the top that moves a computer cursor around on the screen. The user can move the ball with their thumb or fingers, and sensors inside the case detect which direction the ball is moving.
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