Subject Category > General Knowledge

Q. Storage media such as a CD read and write information using _________

A) magnetic dots

B) a laser beam of red light

C) All of these

D) magnetic strips

a laser beam of red light

Additional Information > Exam point of View

Storage media like CDs read and write information using laser technology. The laser encodes and decodes data stored on the disc's surface as tiny pits and lands.

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