How many questions are there in the B2 driver's license renewal exam?

[SanGage]

B2 driver's license renewal exam is a theoretical test, computer-operated, with 50 multiple-choice questions. B2 exam: Within 30 days after the end of the B2 driver's license probation period, you should apply to the nearest vehicle management office to take the probation completion exam. The exam content includes knowledge tests on road traffic safety laws and regulations, safe and civilized driving, emergency handling, etc., and you must receive no less than half an hour of traffic accident case warning education. B2 driver's license probation period notes: If a driver holding a B2 driver's license scores more than 6 points but less than 12 points during the one-year probation period, the probation period will be extended by one year. If the driver again scores more than 6 points but less than 12 points during the extended probation period, the driving qualification for the probationary vehicle type will be revoked.