This updated eleventh edition of the Commercial Pilot Oral Exam Guide aligns with the Airman Certification Standards (ACS), with new or expanded information on pilot qualifications, privileges and limitations, technically advanced airplanes (TAA), airworthiness requirements, weather information, airplane systems, emergency procedures, performance and limitations, cross-country flight planning and procedures, human factors, commercial flight maneuvers, and scenario-based training. This book is the complete resource to prepare applicants for the Commercial Pilot checkride and is valuable as a general refresher.