After the third test of driver's license subject, the examiner signs it. If I don't sign, I will pass the test. The signature can be signed on behalf of the examiner, as long as the system is consistent with the appraisal of the notifying examiner. Subject 3, also known as road test, is a part of motor vehicle driver's license test, and is the abbreviation of road driving skills and safe and civilized driving common sense test subjects in motor vehicle driver's test. Different types of roads have different driving skills tests, which generally include: getting on the bus, starting, driving in a straight line, adding and subtracting gears, changing lanes, pulling over, going straight through intersections, turning left at intersections, turning right at intersections, crossing crosswalks, passing through school areas, passing bus stops, overtaking, turning around and driving at night. The general knowledge test of safe and civilized driving includes: the operating requirements of safe and civilized driving, the knowledge of safe driving in bad weather and complex road conditions, the handling methods of emergencies such as flat tires, and the handling knowledge after traffic accidents.