The eye can't see fiber-optic communications wavelengths, so there is no pain or awareness of exposure, but what part of the eye can still be exposed and damaged?
A. Iris
B. Retina
C. Lens
D. Cornea
Question 2
What type of network is currently the standard for the long-haul optical transport of telecommunications data?
A. Synchronous transport
B. Conventional
C. Coaxial cable
D. Synchronous optical