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    Question

    ______ is another pointing device which is an

    alternative to a mouse.
    A Track ball Correct Answer Incorrect Answer
    B Joystick Correct Answer Incorrect Answer
    C Light pen Correct Answer Incorrect Answer
    D Touch Screen Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    A trackball is an input device that functions as an alternative to a mouse, where the user rolls a ball to move the pointer on the screen.

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