The purpose of driver's license exams is to ensure applicants are:

The primary purpose of driver's license exams is to ensure that applicants are physically and mentally able to operate a vehicle safely. This includes assessing a person's vision, coordination, and cognitive abilities, which are essential for making quick decisions while driving and responding appropriately to various road conditions. It is crucial that drivers possess the necessary skills and mental acuity to navigate traffic safely to minimize risks not only for themselves but also for other road users.

While being able to perform driving maneuvers and demonstrating knowledge of traffic laws are important aspects of the driving exam, these elements are secondary to the overarching goal of confirming the applicant's overall capability to drive safely. Additionally, the requirement of U.S. citizenship does not factor into the purpose of the driver's license exam, as many states issue a driver's license to lawful residents regardless of citizenship status.