Question Detail

COM 101 Introduction to Computing Sciences Objective Question
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Question

An Optical Disc Drive (ODD) uses __________ light to read/write data.
Options
A LED
B laser
Correct Answer
C infrared
D ultraviolet
Correct Answer

Option B is the correct answer.

Detailed Explanation

Optical drives use a laser beam to read pits and lands on the surface of CDs, DVDs, and Blu-ray discs.

Hint

A highly focused beam of light.

Question Info

Course: COM 101
Topic: Introduction to Computing Sciences
Type: Objective
Difficulty: Not specified
Question 23 of 1018
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