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Computer Science for IGCSE & O level - Hardware (Section 4 - No. 3)

When referring to Blu-Ray, what is meant by the term 'single layer'?
A disc with data on only one side.
A disc with only one physical data layer.
A disc with only one type of data stored (e.g., video).
A disc recorded using a single laser beam.

توضيح

A single layer disc has one recording layer.

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