compact disc
A laser reads microscopic pits and lands. This topic is part of Data Storage within Technology. This page currently draws on 4 supporting questions, with answers and bonus facts available below.
compact disc trivia questions
A compact disc is read using what?
Answer: Laser
Bonus fact: A laser reads microscopic pits and lands.
What abbreviation is commonly used for compact disc?
Answer: CD
Bonus fact: CDs became widely used for music and computer data.
A standard audio CD was designed to hold roughly how many minutes of music?
Answer: 74 to 80 minutes
Bonus fact: Commercial CDs commonly hold up to about 80 minutes.
Which optical disk format holds more data than a standard CD and became popular for movies?
Answer: DVD
Bonus fact: DVDs have greater storage capacity than compact discs.