The central processing unit
A) looks at the inputs, makes the decisions based on the program, and sets the outputs.
B) looks at the outputs, makes the decisions based on the program, and sets the inputs.
C) serves only to store the program in memory.
D) serves only to supply power to the backplane.
Correct Answer:
Verified
Q3: A human machine interface (HMI)
A)allows the user
Q4: The voltage that would be present between
Q5: Which of the following is not an
Q6: The output interface module connects to
A)sensing devices
Q7: The devices connected to the terminals would
Q9: In a PLC system, there is a
Q10: The diagram shown is a Q11: The number of I/O points does not Q12: Plug-in compartments allow I/0 modules to be Q13: The symbol
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