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?