Computer Science Ques 59

Question: Storage media such as a CD read and write information using

Options:

A) A laser beam of red light

B) Magnetic dots

C) Magnetic strips

D) All of the above

E) None of these

Show Answer

Answer:

Correct Answer: A

Solution:

  • Optical disk drive uses laser light or electromagnetic waves within or near the visible light spectrum as part of the process of reading or writing data to or from optical discs. CD, DVDs, Blu-ray discs are common examples of optical media which can be read and recorded by such drives.
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