Question 56

The longest time the PSM sleep state can be reached?
  • Question 57

    The following () technology does not belong to LPWA? (multiple choice)
  • Question 58

    Relay protection, which acts on switches (circuit breakers), is mainly used for line protection in sections between substations, isolates short-circuit faults, and protects primary equipment (transformers, switches) from damage
  • Question 59

    Among the following options, what is the advantage of Mesh technology ()?
  • Question 60

    What is the main role of Industrial Internet of Things as a convergence device for local networking in providing edge computer capabilities?