FCC Question Pool Review

Amateur Extra Class (Element 4) • 2024-2028

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Question E6C03

From subelement E6 - E6C

E6C03
Answer: A

What is tri-state logic?

ALogic devices with 0, 1, and high-impedance output states
BLogic devices that utilize ternary math
CLogic with three output impedances which can be selected to better match the load impedance
DA counter with eight states