Question

What is a touchpad?

a.

A device that is touch-sensitive and is operated by stroking a finger over its surface.

b.

A device that translates handwriting directly into text.

c.

A device that controls the movement of a computer's processor.

d.

A device that allows you to touch the screen to move the cursor.

Posted under Human Computer Interaction

Answer: (a).A device that is touch-sensitive and is operated by stroking a finger over its surface. Explanation:A touchpad is a touch-sensitive device that is usually around 2–3 inches (50–75 mm) square. It is operated by stroking a finger over its surface, similar to using a simulated trackball. It is extensively used in laptop computers and can be obtained separately to replace the mouse on the desktop.

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