Question 51

Among the following communication technologies, which frequency band is in the SubG unlicensed frequency band? (multiple choice)
  • Question 52

    Is the IoT gateway in the () position of the entire IoT solution?
  • Question 53

    The result of the service distribution process is that the loT application server can log in to OceanConnect.
  • Question 54

    Need to set () information to add task season to HuaweiLiteOS task stack? (multiple choice)
  • Question 55

    Which of the following communication technologies is not a wireless short-range communication technology ()?