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Q4: A counter counts the change of state
Q7: The most fundamental difference between predictive and
Q15: The reliability coefficient tells you something about
Q16: For the program shown, the timer starts
Q20: A TON timer begins accumulating time when
Q21: The devices connected to the terminals would
Q42: Certain contacts of a mechanical timing relay
Q57: An _ tag defines a memory location
Q64: In the relay shown, the contact No.
Q85: The highlighted instructions in the program rung