Computer Science for IGCSE & O level - Hardware (Section 28 - No. 12)
What is an advantage of having more than one layer for data storage in optical discs?
Increases the read/write speed.
Increases the storage capacity.
Reduces the risk of data corruption.
Makes the disc more durable.
คำอธิบาย
Multiple layers significantly increase storage capacity as data can be stored on each layer.