Inloggen
Computer Science for IGCSE & O level - Hardware (Section 29 - No. 49)
What do DVDs and Blu-ray discs use for their read and write mechanisms?
Magnetic heads
Solid State
Laser light
Electrical pulse
Uitleg
DVDs and Blu-ray discs use lasers.
Opmerkingen (0)
Log in om te reageren
Advertentie
Sta JavaScript toe om deze pagina correct te laden