Optical storage is a
A. high-speed direct access storage device.
B. low-speed direct access storage device.
C. medium-speed direct access storage device.
D. high-speed sequential access storage device.
Answer:C
Optical storage is a
A. high-speed direct access storage device. B. low-speed direct access storage device. C. medium-speed direct access storage device. D. high-speed sequential access storage device.