ISMA Traffic Signal Technician II EXAM LATEST UPDATE 2024.

ISMA Traffic Signal Technician II EXAM LATEST UPDATE 2024. The traffic field technician is responsible for performing what types of maintenance on signals? - CORRECT ANSWER - Preventive and Emergency The single most important focus for the traffic signal field technician is? - CORRECT ANSWER - Safety Three main categories of safety a traffic signal technician is responsible for? - CORRECT 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? - CORRECT ANSWER - Bucket Truck Aerial lift (platform truck) While using a bucket truck or aerial lift what implement provides proper protection for the user? - CORRECT ANSWER - Protective Harness What responsibilities (liability) does a Traffic signal technician have while involved in repair, testing or maintenance? - CORRECT 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? - CORRECT ANSWER - Documentation What two instances are documentation required for a traffic signal field technician? - CORRECT ANSWER - Routine maintenance Emergency repair ISMA Traffic Signal Technician II EXAM LATEST UPDATE 2024 The "word" public usually represents the following individuals (4): - CORRECT ANSWER - Road users Area residents / Property owners Elected and appointed officials The media Several means of public interaction are (3): - CORRECT 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) - CORRECT 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? - CORRECT ANSWER - Microprocessor The microprocessor is programmed to recognize what? - CORRECT ANSWER - Input requests from vehicle detection systems A microprocessor takes appropriate action to control intersection what? - CORRECT ANSWER - Timing A forerunner of the electronic controllers that we have today was the? - CORRECT ANSWER - Electromechanical controller What year where solid state electronic controllers developed to replace the electro-mechanical controllers? - CORRECT ANSWER - 1970's What two improvements differentiated electronic controllers from electro-mechanical controllers? - CORRECT ANSWER - More dependable Added many more features What was the standardization that primarily established a pin configuration in the controller and defined a function for every pin? - CORRECT ANSWER - NEMA TS-1 The NEMA TS-1 has three connectors which where known as: - CORRECT ANSWER - A,B, and C connectors NEMA TS-1 had how many connectors? - CORRECT ANSWER - Three The NEMA TS-1 defined every pin for each connector as either what two connection types? - CORRECT ANSWER - Input or Output NEMA also allowed manufactures to add an additional feature on the fourth connector. What was this connector know as? - CORRECT ANSWER - D connector What was the D connector commonly used for? - CORRECT ANSWER - Communications Pre-emption Other special features.