BICSI
RCDD-001 · Question #210
Within a heating ventilation and air conditioning automatic control system, what do the letters DDC stand for?
The correct answer is B. Direct digital control. See the full explanation below for the reasoning.
Question
Within a heating ventilation and air conditioning automatic control system, what do the letters DDC stand for?
Options
- ADual division charger
- BDirect digital control
- CDiverse duct center
- DDirect drive cable
- EDifferential diffuser control
How the community answered
(39 responses)- A13% (5)
- B74% (29)
- C3% (1)
- D5% (2)
- E5% (2)
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