How Do Optical Discs Store Data

question 58

Multiple Choice

How do optical discs store data?

• A) A laser burns tiny pits onto a platter.
• B) A magnet aligns iron particles on a platter.
• C) Electronic memory records data on chips.
• D) A digital spectrometer leaves grooves in a platter.

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Definitions:

Mining Accident

An accident that occurs during the process of mining minerals, which can result in injuries, fatalities, and environmental damage.

Intravenous Pyelogram

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Iodine Allergy

An adverse reaction to iodine, a chemical element that is commonly used in medical imaging and antiseptics.

Tumor Tissue

The mass of cells comprising a tumor, characterized by abnormal growth and division, which may be benign or malignant.