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Programmable Logic Controllers Plcs and Human-Machine Interfaces Hmis
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Quiz 10 :
Programmable Logic Controllers Plcs and Human-Machine Interfaces Hmis
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Quiz 10 :
Programmable Logic Controllers Plcs and Human-Machine Interfaces Hmis
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Which of the following is not true about PLCs?
Free
Multiple Choice
Q01
Answer:
Answer:
D
What is the difference between a contactor and a motor starter?
Free
Multiple Choice
Q02
Answer:
Answer:
B
Which system uses G-code to control operation?
Free
Multiple Choice
Q03
Answer:
Answer:
B
What was the first PLC released?
Multiple Choice
Q04
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What was Allen-Bradley's first PLC released?
Multiple Choice
Q05
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Which PLC company created the PLC-5,the SLC 500,and the ControlLogix line?
Multiple Choice
Q06
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Which PLC company created the S5,Simatic S7,and Step 7?
Multiple Choice
Q07
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Digital inputs have signals that are __________________.
Multiple Choice
Q08
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Communication,PID,safety,and combination are all examples of ____________ modules.
Multiple Choice
Q09
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The __________ light,when solidly lit,indicates the processor is scanning the program normally.
Multiple Choice
Q10
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The __________ light,when solidly lit,indicates the processor is running normally.
Multiple Choice
Q11
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In which mode does the PLC processor scan the program and manipulate data?
Multiple Choice
Q12
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Which instruction looks for a 1 in the bit box?
Multiple Choice
Q13
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Which instruction has a DN bit?
Multiple Choice
Q14
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Which of the following is not true of HMIs?
Multiple Choice
Q15
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What are forces,and what is the concern when using them?
Essay
Q16
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What is optical isolation?
Essay
Q17
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What is a PAC?
Essay
Q18
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What are smart relays?
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Q19
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What are the basic steps of using cell phones to control machine operation?
Essay
Q20
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