A review of representative test questions from the following topics: Tree Anatomy, Tree Physiology, Abiotic Disorders, Biotic Disorders, General Diagnosis, Identification Principles, North American Common Genera, Tree Selection, Fertilization, Lightning Protection Systems, Tree Support Systems, Early Care, Planting, Pest Management Techniques, Plant Health Basics, Plant Health & Pest Control Practices, Principles of Pruning, Pruning Practices & Standards, Tree Risk Assessment, Trees & Construction, Soils, Trees & Water, Climbing, and Rigging.