Practice question

What is the purpose of GPS time synchronization in traffic signal controllers?

  1. To track the location of maintenance vehicles
  2. A common accurate time reference
  3. To navigate to the next work site
  4. To measure the speed of vehicles passing through the intersection

Answer: B — A common accurate time reference

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