New Jersey: Defensive Driving Questions

6 real, verified New Jersey driving-test questions on defensive driving, each with the correct answer and a full explanation below. Want to practice these interactively instead? Start a Defensive Driving practice round.

1. According to New Jersey's driver handbook, approximately how many total feet does a vehicle traveling 50 mph need to come to a complete stop?

Why: New Jersey's handbook's stopping-distance table lists about 247 total feet for a vehicle traveling 50 mph -- 55 feet of reaction distance plus 192 feet of braking distance.

2. In New Jersey, besides from sunset to sunrise, when else are headlights legally required?

Why: New Jersey requires headlights between a half-hour after sunset and a half-hour before sunrise, and also anytime visibility drops to 500 feet or less.

3. In New Jersey, can a police officer stop a vehicle solely because a back-seat passenger who is 18 or older isn't wearing a seat belt?

Why: New Jersey treats an unbuckled adult back-seat passenger as only a secondary offense -- the vehicle must already be stopped for another reason -- unlike the driver, front-seat passengers, and all under-18 passengers, for whom it's a primary offense.

4. In New Jersey, up to what weight must a child under age two generally remain in a rear-facing car seat?

Why: New Jersey requires a child under age two and weighing less than 30 pounds to ride in a federally approved rear-facing child restraint system with a five-point harness.

5. In New Jersey, how much clearance must a driver give a bicyclist when passing on a single-lane road?

Why: New Jersey's Safe Passing Law requires at least a 4-foot safety zone when passing a bicyclist on a single-lane road -- if that's not possible, the driver must slow to 25 mph instead.

6. According to New Jersey's driver handbook, about what percentage of vehicle-pedestrian crashes are fatal when the vehicle is traveling 40 mph?

Why: New Jersey's handbook cites an 85 percent pedestrian fatality rate at 40 mph, a steep jump from about 5 percent at 20 mph.

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Rules and requirements change — always confirm current details with NJ MVCbefore your exam. Take the full New Jersey practice test or check the New Jersey cheat sheet.