Water & Wastewater Treatment Plant Operator/Trainee Test Practice

The Water & Wastewater Treatment Plant Operator/Trainee exam tests the following 6 areas:

• Mechanical Aptitude - These questions assess your ability to recognize and understand the operation of mechanical instruments such as motors and gears.
• Safety Practices - These questions estimate your knowledge of basic safety practices.
• Tools and Reading of Scales and Gauges - These questions require you to recognize basic tools and their common uses and to make precise readings of variety types of dials, scales, and gauges.
• Basic Mathematics - You will have to perform basic arithmetic functions quickly and accurately with or without a calculator. You may also ask to calculate percentages and averages.
• Understanding and Interpreting Written Materials - These questions assess how well you understand written material. In this section you will be presented with a passage followed by questions that must be answered based on the information presented.
• Elementary Chemistry and General Science - These questions require you to perform knowledge of basic processes and concepts in chemistry and general science.