53. The input device that rolls on a desktop and controls the position of the cursoren then on the screen is called
A. Touch Screen
B. Light Pen
C. Digitizer
D. Mouse
54. What co a scanner scans?
A. Both picture and text
B. Neither picture nor text
C. text
D. picture
55. CPU stands for ____
A. Central Place Underline
B. Center Play Underline
C. Comouter Plants Understand
D. Central Processing Unit
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Answer:
53.D
54.A
55.D
Explanation:
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