Which of the following HART modes supports two-way communication?
A. Point-to-point mode
B. Multi-drop mode
C. Burst mode
D. All of the above
Answer:D
Which of the following HART modes supports two-way communication?
A. Point-to-point mode B. Multi-drop mode C. Burst mode D. All of the above
Explanation: All HART modes (point-to-point burst mode) support two-way communication between field instruments and control systems. This allows for remote configuration, monitoring, and diagnostic capabilities.