Which of the Following Statements Is NOT True During a PLC

Which of the following statements is NOT true during a PLC scan?

A) If the output symbol is active it turns on the output field device and then sets the corresponding bit in the output register to a one.
B) Input values are scanned first.
C) The PLC uses the value in the input register to set the conditions for input logic symbols.
D) If power flow is present in a contact, the contact is highlighted.
E) The voltage present at the input terminals determines the value of the input register.

Correct Answer:

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