Practice question

What does a pedestrian pushbutton do when pressed at a signalized intersection?

  1. Immediately changes the signal to green for the pedestrian's direction
  2. Places a call for a pedestrian phase in the controller's memory
  3. Activates an audible alarm to stop traffic
  4. Triggers emergency vehicle preemption

Answer: B — Places a call for a pedestrian phase in the controller's memory

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Practice more: IMSA Traffic Signal I Practice Questions - IMSA Traffic Signal Technician Level I Certification Exam Exam →