Traffic Signal Field Technician Exam Test
Bank 2025 | Traffic Signal Technician Level
1 and 2 | IMSA Traffic Signal Technician |
International Municipal Signal Association
Questions and Correct Answers/ Latest
Update / Already Graded
What organization has established requirements for PPE in certain
working situations?
Ans: OSHA/CCOHS
Which of the following certifications must be attained first?
Ans: Traffic signal Tech. Level 1
Upgrades or revisions to the traffic signal are the responsibility of
whom?
Ans: professional engineer
What is NOT an example of documentation that can limit the liability
of the technician and/or agency?
Ans: NTCIP
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What is the single most important focus that the field technician
should have?
Ans: safety
For many agencies, what is the least amount of technicians required to
perform work with an aerial lift?
Ans: 2
What is NOT true when it comes to dealing with the public?
Ans: If you are unsure of the answer, give them the incorrect
information so you can keep working
What is NOT a function of a modern traffic signal controller?
Ans: Processing when a vehicle has run a red light and
informing the police
What was a major drawback with the first traffic signal controllers?
Ans: Maintaining the mechanical parts
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When did standardization of controllers become established in the
United States and Canada?
Ans: 1970s
What was limited by the fourth proprietary connector used with the
NEMA TS-1?
Ans: the type of replacement model
Which type of controller utilizes a high speed data channel between all
major equipment to maximize the functionality and expandability of
the controller assembly?
Ans: NEMA TS-2 Type 1
What greatly reduced wire connections in the controller cabinet with
the use of the RS-485 with the SDLC?
Ans: Bus interface unit
What was the intent of developing the ATC specifications?
Ans: To have an open architecture hardware and software
platform for ITS application
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