Applicants studying for the Commercial Pilot Knowledge Exam will find answers and explanations for every question in the Federal Aviation Administration (FAA) exam database in this guide. All of the more than 900 questions from the exam are arranged by subject category and are accompanied by specific study material. Each question is followed by the answer, an explanation of the answer, and a reference and subject code for further study in FAA materials. Subjects covered include basic aerodynamics, aircraft systems, flight instruments, aircraft performance, basic navigation, airspace and airport operations, and meteorology.