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Questions and Answers
Which type of control system uses a feedback controller to automatically control a process or operation?
Which type of control system uses a feedback controller to automatically control a process or operation?
- Closed-loop control system (correct)
- Logic control system
- Sequential control system
- Open-loop control system
What is the primary programming method used for programmable logic controllers (PLCs)?
What is the primary programming method used for programmable logic controllers (PLCs)?
- Electric relays
- Microcontrollers
- Cam timers
- Ladder logic (correct)
Which type of control system is historically implemented by interconnected electrical relays and cam timers using ladder logic?
Which type of control system is historically implemented by interconnected electrical relays and cam timers using ladder logic?
- Sequential control system
- Logic control system (correct)
- Open-loop control system
- Closed-loop control system
What kind of control system is used for controlling processes or machines in large industrial settings?
What kind of control system is used for controlling processes or machines in large industrial settings?
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Which type of logic controllers can respond to switches and sensors and cause machinery to start and stop various operations through the use of actuators?
Which type of logic controllers can respond to switches and sensors and cause machinery to start and stop various operations through the use of actuators?
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