Practice question
When connecting an emergency vehicle preemption detector to the controller, which input type is typically used?
- A standard vehicle detector input
- A dedicated preemption input with higher priority processing than standard detector inputs
- A pedestrian pushbutton input
- A communication port input
Answer: B — A dedicated preemption input with higher priority processing than standard detector inputs
The correct answer is shown above. Try the full quiz for additional practice.
Practice more: IMSA Traffic Signal III Practice Questions - IMSA Traffic Signal Senior Field Technician Level III Certification Exam Exam →