Question 61
In the WDM model, the functional unit that completes the O-E-O conversion is?
Question 62
What are the advantages of GPON web compared to EPON? (Multiple Choice)
Question 63
What are the main requirements for the private line business undertaken by the radio and television? (Multiple choice)
Question 64
Which of the following railway businesses is SDH business? (Multiple choice)
Question 65
What is the main solution of the current Radio and Television access network reform?
