The Traffic Technician Passbook® prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: Principles and practices of traffic and transportation technology; Traffic control devices and regulations; Techniques used to collect, evaluate and present varied engineering data; Interpretation of plans, charts, graphs and technical instructions; Mathematics related to traffic technology; Drafting techniques, terminology and equipment; and more.