SIGNAL TECHNICIAN level 11 Exams 2025 With

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Traffic Signal Field Technician, Traffic Signal Technician Level 1, traffic control technician (chap 1- 4), Traffic Signal Field Technician Level II, TRAFFIC SIGNAL TECHNICIAN ( level 11) Exams 2025 With Complete Questions And Correct Detailed Answers

In what type of controller is the cycle sometimes called a "dial" because a rotating dial is used to control the timing of the various signal displays? - ANSWER-older electromechanical

List 2 things that describe the vehicle movement made at an intersection? - ANSWER-direction of approach manuever

In usual convention, how are through phases numbered? - ANSWER-in a clockwise direction starting with phase 2

Some agencies refer to a combination of movements as a phase.This is also true in some older controller assemblies that operate with what maximum amount of phases? - ANSWER-4

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When it comes to barriers for dual ring controllers there are _______ barriers, one for leaving ________ street and one for leaving ________ street - ANSWER-2, major, minor

Is this true about an independent overlaps: An independent

overlap follows a designated phase - ANSWER-no

Parent/child overlaps are the most common type of overlap. The overlap is viewed as the ________ because it is only present when one or more phase is active, which is referred to as the ______ - ANSWER-child, parent

This left turn phase is defined as "both modes occur on an approach during the same cycle"? - ANSWER- protected/permissive

The yellow-red flashing mode provides the same type of control as a 2 way stop control where only the minor streets have a what? - ANSWER-stop sign

In order to ensure fail safe operation , what occurs when a conflict monitor unit (CMU) detects a fault? - ANSWER-the flash transfer relays have all of the signals display red 2 / 4

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What factors might be included in determining the most appropriate time for an all red clearance?-type of vehicular traffic

• driver characteristics

-Pedestrian activity

• all the choices are correct - ANSWER-all the choices are

correct

What is the time relationship determined by the difference between a fixed point in the cycle length and a system reference point? - ANSWER-offset

What are the components of volume-density signal timings? - ANSWER-gap reduction

What are factors of gap reduction allowing for extension/passage time to be reduced? - ANSWER-time to reduce

Passage time is a function of: - ANSWER-distance from the stop

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What should be considered when determining yellow interval timings? - ANSWER-formula recommendations from the responsible agency engineering judgement

What is developed to provide a degree of consistency that should allow traffic to progress through a number of intersection without stopping? - ANSWER-traffic signal coordination timings

Splits are typically programmed as seconds but can also be programmed as what? - ANSWER-% of the cycle length

All phases of a coordinated operation with the exception of "hold" phases are terminated by what? - ANSWER-force offs

What periods control when and over what time duration the controller is allowed to service coordinated phases? - ANSWER- permissive period

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