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Drakor Drakor
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9 years ago
Optical disc drives use ________ rather than magnets to read and write bits of data on a reflective aluminum layer of a disc.
A) laser beams
B) black light
C) ultrasound
D) electrical currents
Textbook 
Digital Planet Tomorrow's Technology and You

Digital Planet Tomorrow's Technology and You


Edition: 10th
Author:
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weeji88weeji88
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8 years ago
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destrinaidi

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Drakor Author
wrote...
#2
8 years ago
Well said, thanks again for providing the right answer.
wrote...
#3
8 years ago
Glad to help. Have a nice day!
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