Under normal circumstances, not signing after the third exam will not affect the uploading of exam results, but it does not rule out that some places need to sign or other special circumstances, so it is best to sign the results after each exam just in case. Subject III Introduction: Subject III is a part of the motor vehicle driver's license examination, which is the abbreviation of the road driving skills and safe and civilized driving common sense examination subjects in the motor vehicle driver's examination. Second, the contents of the subject 3 exam include: 1, getting on the bus, lighting simulation exam, starting, driving in a straight line, adding and subtracting gears; 2. Change lanes, pull over, go straight through intersections, turn left at intersections, and turn right at intersections; 3, through the crosswalk line, through the school area, through the bus stop, overtaking, turning around, driving at night.