If you don't sign, you won't complete all the steps of the exam, and you won't enter your grades. You need to retake the exam. The related introduction is as follows: 1. Car test content: Subject 2, also known as small road test, is a part of motor vehicle driver's license test and the abbreviation of venue driving skill test subject. The vehicle C 1C2 test items include five required tests: reversing into the warehouse, side parking, fixed-point parking and starting on the ramp, right-angle turning and curve driving. 2. Examination contents of big cars: The examination items of big cars A 1A2A3B 1B2 include: pile test, fixed-point parking and starting on ramps, side parking, passing through unilateral bridge, curve driving, right-angle turning, passing through width-limiting doors, passing through continuous obstacles, rolling road, turning around on narrow roads and simulating expressways, continuous sharp-curved mountain roads, tunnels, rainy days and slippery roads.