What common component of a DCS system is a data highway that connects the systems?
A) Network
B) Workstations
C) Central processor
D) Supervisory computers
Answer: A
Explanation: A) Correct. A network is a data highway that connects the systems.
B) Incorrect. Workstations are computers that allow process technicians to monitor and control processes.
C) Incorrect. Central processor is a computer used to configure the DCS.
D) Incorrect. Supervisory computers are computers accessed by engineers and management at the programming level to monitor production targets.
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