TRAFFIC SIGNAL FIELD
TECHNICIAN LEVEL II EXAM
2025 QUESTIONS & 100%
CORRECT ANSWERS
What organization has established requirements for PPE in certain working situations?
OSHA/CCOHS
Which of the following certifications must be attained first?
Traffic signal Tech. Level 1
Upgrades or revisions to the traffic signal are the responsibility of whom?
professional engineer
What is NOT an example of documentation that can limit the liability of the technician
and/or agency?
NTCIP
What is the single most important focus that the field technician should have?
,safety
For many agencies, what is the least amount of technicians required to perform work with
an aerial lift?
2
What is NOT true when it comes to dealing with the public?
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?
Processing when a vehicle has run a red light and informing the police
What was a major drawback with the first traffic signal controllers?
Maintaining the mechanical parts
When did standardization of controllers become established in the United States and
Canada?
1970s
What was limited by the fourth proprietary connector used with the NEMA TS-1?
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?
NEMA TS-2 Type 1
, What greatly reduced wire connections in the controller cabinet with the use of the RS-485
with the SDLC?
Bus interface unit
What was the intent of developing the ATC specifications?
To have an open architecture hardware and software platform for ITS application
Which agency developed a communications protocol for ITS systems, field devices and
software so basic functionality should be interchangeable regardless of the manufacturer?
NTCIP
Before beginning work that requires workers or vehicles to be in or over the roadway, what
should traffic signal field technicians ensure is in place?
Temporary traffic control (TTC)
What is NOT a common type of truck used for traffic signal maintenance?
dump truck
Traffic signals can be attached to Mast Arms using which of the following?
- disconnect hangers attached to the mast arm which suspend the signal
- bracket that is rigidly mounted to the mast arm with a clamping device
- pipe mounts that screw into nipples installed directly into the mast arm
- ALL of the above
all of the above
Why is the installation of inductive loop detectors the most labor intensive type of vehicle
detections systems?
TECHNICIAN LEVEL II EXAM
2025 QUESTIONS & 100%
CORRECT ANSWERS
What organization has established requirements for PPE in certain working situations?
OSHA/CCOHS
Which of the following certifications must be attained first?
Traffic signal Tech. Level 1
Upgrades or revisions to the traffic signal are the responsibility of whom?
professional engineer
What is NOT an example of documentation that can limit the liability of the technician
and/or agency?
NTCIP
What is the single most important focus that the field technician should have?
,safety
For many agencies, what is the least amount of technicians required to perform work with
an aerial lift?
2
What is NOT true when it comes to dealing with the public?
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?
Processing when a vehicle has run a red light and informing the police
What was a major drawback with the first traffic signal controllers?
Maintaining the mechanical parts
When did standardization of controllers become established in the United States and
Canada?
1970s
What was limited by the fourth proprietary connector used with the NEMA TS-1?
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?
NEMA TS-2 Type 1
, What greatly reduced wire connections in the controller cabinet with the use of the RS-485
with the SDLC?
Bus interface unit
What was the intent of developing the ATC specifications?
To have an open architecture hardware and software platform for ITS application
Which agency developed a communications protocol for ITS systems, field devices and
software so basic functionality should be interchangeable regardless of the manufacturer?
NTCIP
Before beginning work that requires workers or vehicles to be in or over the roadway, what
should traffic signal field technicians ensure is in place?
Temporary traffic control (TTC)
What is NOT a common type of truck used for traffic signal maintenance?
dump truck
Traffic signals can be attached to Mast Arms using which of the following?
- disconnect hangers attached to the mast arm which suspend the signal
- bracket that is rigidly mounted to the mast arm with a clamping device
- pipe mounts that screw into nipples installed directly into the mast arm
- ALL of the above
all of the above
Why is the installation of inductive loop detectors the most labor intensive type of vehicle
detections systems?
