The Pump Station Operator Passbook(R) 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: operation and minor maintenance of pumps, valves, and related mechanical and electrical equipment; tools, mechanical aptitude, and the reading of gauges, scales and meters; elementary hydraulics and water pumping operations; and more.