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Beginning of Paper
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Computers incorporate various pieces of equipment that allow the user to interact with the software. Since the idea of a Graphical User Interface (GUI) has been accepted, people rely on a mouse to move the "cursor" around the screen. Most of the time the "cursor" is simply an arrow that lets the ....
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Middle of Paper
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.... items on the screen, almost acting like an "enter" button. After having experience
with both devices, I have found the trackball is the choice to make when purchasing a user interface device of this type. While mice are easier for the beginning user to control due to the fact that a hand is easier to move in any direction compared to a thumb, a trackball does not require total hand and arm movement to move the cursor around the screen. Instead the user’s hand can stay stationary and movement of the thumb is all that is needed to direct the cursor. On th ....
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