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Question

A compact disc (CD) is a data storage system of the type _____________.

A
Optical
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B
Magnetic
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C
Electrical
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D
Electromechanical
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E
None of these
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Solution

The correct option is A Optical
A compact disc (CD) is a data storage system of the type is optical.
A compact disc is a portable storage medium used to record, store and playback audio, video in digital form.
An optical disc uses laser light to read and write data include CD, DVD, and Blue-ray discs.

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