Commercial Pilot License (CPL) Practice Exam 2026 - Free Commercial Pilot License Practice Questions and Study Guide

To operate a complex airplane, one must undergo specific ground and flight training from an authorized instructor, demonstrating proficiency in handling the unique systems and controls of the aircraft, and receive a formal endorsement. Complex airplanes are defined by their advanced systems, which typically include retractable landing gear, flaps that extend and retract, and a controllable-pitch propeller. This training ensures that the pilot is not only knowledgeable about these systems but is also skilled in their operation, which is critical for safe and effective flying.

The requirement for ground and flight training emphasizes the importance of understanding the aircraft's systems. An endorsement from an authorized instructor confirms that the pilot has met the necessary proficiency standards, thus ensuring safety and compliance with flight regulations.

Other choices may suggest experience or specific hours of flight time, but they do not address the critical requirement for specialized training and endorsement. The complexity of operating such aircraft means that simple flight hours or type ratings alone are insufficient without proper training in the specific aircraft systems.