Communication networks may be used in supervisory control and data acquisition, or SCADA, systems to pass data between field devices and programmable logic controllers, or PLCs. They can also be used between different PLCs or between PLCs and personal computers that are used for operator interface, data processing and storage, or management information.
"Describe the methods of communication for electronic devices.
Identify the types of physical media used for communication.
Describe communication protocols.
Identify the network topologies used for communication.
Explain when redundancy is required for SCADA systems.
You will not be required to pass the knowledge check questions to move on to the next lesson. These will not be counted as a grade, but each question gives you insight into what you should have learned and the sorts of things you'll need to remember moving forward.
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