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Engine_2014 : Electricity - 455/2299
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As shown in the illustrated block diagram for a distributed automation system, what statement is true concerning the data communication pathways labeled "Dual CAN"?
A) These are control area networks providing supply and return pathways for communication.
B) These are communication access nodes providing supply and return pathways for communication.
C) These are control area networks providing redundancy so as to maintain communications despite a bus failure.
D) These are communication access nodes providing redundancy so as to maintain communications despite a node failure.
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Illustration EL-0011

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