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ISMA Traffic Signal Technician II QUESTIONS & ANSWERS(RATED A)
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The traffic field technician is responsible for performing what types of maintenance on signals? - ANSWER Preventive and Emergency The single most important focus for the traffic signal field technician is? - ANSWER Safety Three main categories of safety a traffic signal technician is respons...

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  • September 12, 2024
  • 21
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • isma traffic signal technician ii questions answ
  • isma traffic signal technician ii
  • the traffic field technician is responsible for pe
  • the single most important focus for the traffic

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ISMA Traffic Signal Technician II
QUESTIONS & ANSWERS(RATED A)
The traffic field technician is responsible for performing what types of maintenance on signals? -
ANSWER Preventive and Emergency



The single most important focus for the traffic signal field technician is? - ANSWER Safety



Three main categories of safety a traffic signal technician is responsible for? - ANSWER Safety of motorist
and pedestrians

His or her own personal safety

Safety of public and personal property



Traffic signal field technicians perform several maintenance and repair functions above the ground and
roadway typically using what two vehicles? - ANSWER Bucket Truck

Aerial lift (platform truck)



While using a bucket truck or aerial lift what implement provides proper protection for the user? -
ANSWER Protective Harness



What responsibilities (liability) does a Traffic signal technician have while involved in repair, testing or
maintenance? - ANSWER Legal liability

Dealing with the public



It is imperative that the traffic signal field technician maintain comprehensive what of all the steps taken
during repair and maintenance of traffic signals? - ANSWER Documentation



What two instances are documentation required for a traffic signal field technician? - ANSWER Routine
maintenance

Emergency repair

, The "word" public usually represents the following individuals (4): - ANSWER Road users

Area residents / Property owners

Elected and appointed officials

The media



Several means of public interaction are (3): - ANSWER Mail or email

Telephone contact

Face to face meetings



When dealing with the public, keep in mind that the routines of public users may be disrupted for
periods of time during construction. How should a traffic signal field technician interact with the public?
(5) - ANSWER Always be polite

Be confident when speaking

Communicate clearly in understandable terminology

Don't argue or threaten

Don't provide information if you are uncertain of its accuracy.



Traffic signal controller units of todays traffic systems are controlled by what? - ANSWER Microprocessor



The microprocessor is programmed to recognize what? - ANSWER Input requests from vehicle detection
systems



A microprocessor takes appropriate action to control intersection what? - ANSWER Timing



A forerunner of the electronic controllers that we have today was the? - ANSWER Electro-mechanical
controller



What year where solid state electronic controllers developed to replace the electro-mechanical
controllers? - ANSWER 1970's

, What two improvements differentiated electronic controllers from electro-mechanical controllers? -
ANSWER More dependable

Added many more features




What is the primary difference between the 179 and 170 controller - ANSWER Uses a different
microprocessor



Who developed the model 2070 controller? - ANSWER CALTRANS



The 2070 was introduced to supersede which controller? - ANSWER The 170 controller



Which controller is compatible regardless of the manufacturer? - ANSWER The 2070 controller



The 2070 provides more functionality than the 170 because of what features?(3) - ANSWER Additional
processing power

Ability to program in higher level languages

Multiple high speed communications ports



Define the acronym NTCIP - ANSWER National Transportation Communications for Intelligent
transportation systems Protocol



What is a set of standards established by the consortium for controllers, cabinets and other ITS devices?
- ANSWER The NTCIP



The National Transportation Communication for ITS protocol was developed to accommodate what two
things? - ANSWER Needs of subsystems

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