Question 31
The reasons for the discrete business are? (Multiple choice)
Question 32
Since the CWDM system does not use an optical amplifier, the focus of the commissioning is whether the light collection of the OTU board is reasonable.
Question 33
Which of the following service layer paths is required when creating OCh using the path method?
Question 34
In the WDM system, after a certain distance of transmission, the optical signal-to-noise ratio of the receiving signal will be reduced to a certain extent. What is the main reason?
Question 35
Which of the following ROADM boards have WSS optical modules? (Multiple Choice)
