FUNDAMENTALS OF COMPUTER

COMPUTER HARDWARE COMPONENTS FUNCTIONS

COMPUTER OUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This device looks like a pencil eraser that replaces the mouse on a portable computer.
A
trackpoint
B
trackpad
C
trackball
D
pointing stick
Explanation: 

Detailed explanation-1: -A TrackPoint provides users an additional means of interacting with their laptop. The TrackPoint is a small cursor control device located in the center of the keyboard. It is red and textured, and roughly resembles a pencil eraser in appearance. Users can interact with the screen by applying pressure on the TrackPoint.

Detailed explanation-2: -A TrackPoint, also called a pointing stick, is a cursor control device found in IBM ThinkPad notebook computer s. The device is sometimes called an eraser pointer because it is roughly the size and shape of a pencil eraser.

Detailed explanation-3: -In addition to its use in the remote control for a set top computing device and the keyboard of a computer, the TrackPoint device of the present invention is useful in a wide range of input devices.

Detailed explanation-4: -The TrackPoint provides infinite movement without the need to reposition your hand, which is not possible using a mouse. And while trackpads have gotten much larger in recent years, you still have to reposition your finger every so often if you don’t want it to run off the edge.

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