Practice question

What is 'queue detection' and where is it used?

  1. Detection of queued maintenance work orders in the dispatch system
  2. Detection of a standing vehicle queue
  3. Detection of pedestrians waiting in a queue at the crosswalk
  4. Detection of the order in which signals are served

Answer: B — Detection of a standing vehicle queue

The correct answer is shown above. Try the full quiz for additional practice.

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