To upgrade the optical communication system should:
a. Upgrade terminal
b. Replace optical transmission
c. Deploying additional fiber optic
d. Replace the entire optical cable and terminal
system WDM, OTDM unidirectional is:
a. Transmitting and receiving signals over the same optical fiber
b. Transmitting and receiving signals over two fibers
a. Both answers are right there
b. Both answers are wrong other
WDM system, bidirectional OTDM is:
a. Transmitting and receiving signals over the same optical fiber
b. Transmitting and receiving signals over two fibers
c. Both answers are right there
d. Both answers are wrong other
unidirectional WDM system is:
a. Transmitting and receiving signals on the same fiber optic
c. Transmitting and receiving signals over two fibers
d. Both answers are right there
e. Both answers are wrong other
đang được dịch, vui lòng đợi..
