1|Page
IMSA TRAFFIC SIGNAL TECHNICIAN LEVEL II ACTUAL EXAM AND
STUDY GUIDES 2025 WITH COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (100% VERIFIED ANSWERS) ALREADY
GRADED A+ |BRANDNEW!!!|
What are the typical testing equipments used in the field? -
ANSWER-Multimeter
Megohmeter
Clamp on ammeter
Loop analyzer/tester
Loop detector amplifier tester
Power quality tester
Loop detector
Effective determination of the cause of a failure in a traffic signal
is called ? - ANSWER-Trouble shooting
A good five step procedure for troubleshooting is: - ANSWER-1
observe
2 identify
3 determine
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4 correct
5 observe again
What are some examples for the first step (1) observe ? -
ANSWER-Watch the signal displays
Watch traffic flow
Check for physical damage
Check the surrounding area
What are some examples for the (2) identify ( identify the
problems ) ? - ANSWER-Only one signal head or indication dark?
Physical damage ?
Traffic signal cycling property ?
,3|Page
Signal timing appear to be causing a back up?
What are some examples for the (3) determine ? - ANSWER-If a
singalong display is out check the lamp or LED
If the signal seems to be skipping a movement or timing
If a loop appears to be placing a continuous call or no call
If the signal is in flashing mode check the manual flash switch
The third step (determine) is to perform appropriate what? -
ANSWER-Visual/physical examinations or diagnostic tests
The fourth step ( correct ) in troubleshooting is to ? - ANSWER-
Replace or repair the faulty components as necessary to return
the signal to normal operation
, 4|Page
When the corrective measures are completed the final step of
(troubleshooting) is to ? - ANSWER-(Observe again) observe the
intersection again for a period of time long enough to feel
confident that all of the problems have been diagnosed and
appropriately corrected
It is very important to fully document what producers in
troubleshooting ? - ANSWER-Observation,identification ,
determination,and correction of each problem and then to full
document the "after" observation.
Why is it "imperative to establish and follow a maintenance
program ? - ANSWER-To optimize the performance from each
traffic signal assembly and each individual component within the
assembly
All "CMU/MMU manufacturers recommended what ? - ANSWER-
Annual testing of their products.
IMSA TRAFFIC SIGNAL TECHNICIAN LEVEL II ACTUAL EXAM AND
STUDY GUIDES 2025 WITH COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (100% VERIFIED ANSWERS) ALREADY
GRADED A+ |BRANDNEW!!!|
What are the typical testing equipments used in the field? -
ANSWER-Multimeter
Megohmeter
Clamp on ammeter
Loop analyzer/tester
Loop detector amplifier tester
Power quality tester
Loop detector
Effective determination of the cause of a failure in a traffic signal
is called ? - ANSWER-Trouble shooting
A good five step procedure for troubleshooting is: - ANSWER-1
observe
2 identify
3 determine
,2|Page
4 correct
5 observe again
What are some examples for the first step (1) observe ? -
ANSWER-Watch the signal displays
Watch traffic flow
Check for physical damage
Check the surrounding area
What are some examples for the (2) identify ( identify the
problems ) ? - ANSWER-Only one signal head or indication dark?
Physical damage ?
Traffic signal cycling property ?
,3|Page
Signal timing appear to be causing a back up?
What are some examples for the (3) determine ? - ANSWER-If a
singalong display is out check the lamp or LED
If the signal seems to be skipping a movement or timing
If a loop appears to be placing a continuous call or no call
If the signal is in flashing mode check the manual flash switch
The third step (determine) is to perform appropriate what? -
ANSWER-Visual/physical examinations or diagnostic tests
The fourth step ( correct ) in troubleshooting is to ? - ANSWER-
Replace or repair the faulty components as necessary to return
the signal to normal operation
, 4|Page
When the corrective measures are completed the final step of
(troubleshooting) is to ? - ANSWER-(Observe again) observe the
intersection again for a period of time long enough to feel
confident that all of the problems have been diagnosed and
appropriately corrected
It is very important to fully document what producers in
troubleshooting ? - ANSWER-Observation,identification ,
determination,and correction of each problem and then to full
document the "after" observation.
Why is it "imperative to establish and follow a maintenance
program ? - ANSWER-To optimize the performance from each
traffic signal assembly and each individual component within the
assembly
All "CMU/MMU manufacturers recommended what ? - ANSWER-
Annual testing of their products.
