Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Introduction to ComputingInput & Output Devices
When a computer mouse is moved over a table surface, what is the state of the trackball?
- A.Rotating
- B.StationaryCorrect answer
- C.Vibrating
- D.None of these
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Practice these MCQs in the appQuick fact: When a computer mouse is moved over a table surface, the trackball remains stationary because the ball rolls against the surface while staying in place relative to the mouse body.