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TPCB Professional Traffic Operations Engineer Practice Sample Questions:

1. When can an engineer associate in the business ventures with a firm that is engaging in dishonest business?

A) Never
B) Whenever engineers are free to associate in whatever business ventures they choose
C) Only if they are associating with them to expose the dishonest business
D) Only if they are doing so to protect the safety of the public

2. On a freeway with a density of traffic flow of 60 vehicles per mile and a space mean speed of 40 mph, what is the average headway?

A) 1.8 seconds per vehicle
B) 1.2 seconds per vehicle
C) 2.1 seconds per vehicle
D) 1.5 seconds per vehicle

3. Which traffic control device is used to regulate the speed and movement of vehicles at an intersection?

A) Guide sign
B) Warning sign
C) Pavement marking
D) Traffic signal

4. Which of the following is not a reason professionals must adhere to a code of ethics?

A) Professionals receive above-average compensation
B) Professions are self-regulating
C) Professions are responsible for training other professionals
D) Professionals have autonomy

5. Which of the following is an ethics violation specifically included in the NCEES sample code of ethics?

A) An engineer investing money in the stock of the company for which he/she works
B) An engineering professor "moonlighting" as a private contractor
C) A civil engineer with little electrical experience signing the plans for an electric generator
D) None of the above

Solutions: