1
IMSA Signal Technician Level 1 End of
Chapter Questions with Correct Answers
2025-2026. Graded A
"Free-swinging" signal heads are located on which of the following support
systems: - ANS Span wires
A 6' X 60' loop typically has how many turns of wire: - ANS Two
A good five step procedure for troubleshooting is: - ANSObserve, identify,
determine, correct, observe again
A key component of documentation is: - ANS-Developing written
procedures for documentation
-Developing checklists
-Developing field reports
A major distinguishing feature between NEMA TS-1 and TS-2 controllers is:
- ANSData bus
A Plans Preparation Manual Includes information regarding: - ANSAmount
of detail, information, and proper format for traffic signal plans.
A traffic signal warrant study can determine the need of installation through
all of the following except: - ANSY: Traffic volumes that show insufficient
1
, 2
gaps exist on the major street to allow minor street traffic to enter or cross
an intersection
N: Road users at an intersection submitting a sufficient number of requests
for installation of a signal based on local requirements
Y: Pedestrian volumes indicate a need in order to allow safe crossing of a
roadway.
Y: Historical crash data shows that a signal would potentially improve safety
conditions.
An example of emergency maintenance is: - ANSPower outages/surges
due to electrical storm
Checking for inconsistent indications, local construction activities, and if the
signal is in flashing mode would be an example of which of the four steps in
the troubleshooting procedure: - ANSObserve
Components of the optical unit for an incandescent lamp include all of the
following except: - ANSY: Lamp socket
N: Shade
Y: Lens
Y: Reflector
Continuity is a type of test for: - ANSTraffic signal conductors
Crashes occur at signalized intersections due to: - ANSDriver error
Vehicle equipment malfunction
Roadway or traffic control device defects
2
IMSA Signal Technician Level 1 End of
Chapter Questions with Correct Answers
2025-2026. Graded A
"Free-swinging" signal heads are located on which of the following support
systems: - ANS Span wires
A 6' X 60' loop typically has how many turns of wire: - ANS Two
A good five step procedure for troubleshooting is: - ANSObserve, identify,
determine, correct, observe again
A key component of documentation is: - ANS-Developing written
procedures for documentation
-Developing checklists
-Developing field reports
A major distinguishing feature between NEMA TS-1 and TS-2 controllers is:
- ANSData bus
A Plans Preparation Manual Includes information regarding: - ANSAmount
of detail, information, and proper format for traffic signal plans.
A traffic signal warrant study can determine the need of installation through
all of the following except: - ANSY: Traffic volumes that show insufficient
1
, 2
gaps exist on the major street to allow minor street traffic to enter or cross
an intersection
N: Road users at an intersection submitting a sufficient number of requests
for installation of a signal based on local requirements
Y: Pedestrian volumes indicate a need in order to allow safe crossing of a
roadway.
Y: Historical crash data shows that a signal would potentially improve safety
conditions.
An example of emergency maintenance is: - ANSPower outages/surges
due to electrical storm
Checking for inconsistent indications, local construction activities, and if the
signal is in flashing mode would be an example of which of the four steps in
the troubleshooting procedure: - ANSObserve
Components of the optical unit for an incandescent lamp include all of the
following except: - ANSY: Lamp socket
N: Shade
Y: Lens
Y: Reflector
Continuity is a type of test for: - ANSTraffic signal conductors
Crashes occur at signalized intersections due to: - ANSDriver error
Vehicle equipment malfunction
Roadway or traffic control device defects
2
