On CD ROM, the minimum length of a pit or land between two pits is_________.
A. 1.2 micro meter.
B. 0.9 micro meter.
C. 0.6 micro meter.
D. 0.3 micro meter.
Answer:B
On CD ROM, the minimum length of a pit or land between two pits is_________.
A. 1.2 micro meter. B. 0.9 micro meter. C. 0.6 micro meter. D. 0.3 micro meter.