Computer Science for IGCSE & O level - Hardware (Section 26 - No. 27)
What is the purpose of a dual-layer disc in an optical storage device (e.g. DVD or Blu-ray)?
To improve the reading speed.
To increase the storage capacity.
To make the disc more durable.
To provide better audio quality.
स्पष्टीकरण
Dual-layer discs increase storage capacity.