Question 31

Among the following options, which belong to the IoT hierarchy are ()? (Multiple choice)
  • Question 32

    GSM band re-cultivation deployment of NB-loT needs to adopt () method?
  • Question 33

    Does the LiteOS open API interface not have the following () functions?
  • Question 34

    Device (gateway and sensor) management is () a feature of portal?
  • Question 35

    OceanConnest provides loT services to end users.