Multiple choice

Laser light is used to read data and to write data in the surface of the optical disk. True or False

  1. true

  2. false

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Optical storage media, such as CDs and DVDs, use laser technology to read data from pits and lands on the disk surface. Laser power is also used to burn or modify the surface during the writing process.