CDL Combination Vehicles Test

Results

You%20got%20at%20least%2070%25%20correct%2C%20nice%20job.%20If%20you%20didn%5C’t%20get%20100%25%20study%20some%20more%20and%20take%20this%20quiz%20again.

You%20didn%5C’t%20get%2070%25%20correct.%20Study%20some%20more%20and%20take%20this%20quiz%20again.

#1. True or False: Combination vehicles are usually heavier, longer, and require more driving skill than single commercial vehicles.

True

False

#2. The following 2 things will help you prevent rollover–___________, and drive slowly around turns.

A high center of gravity

A low center of gravity

#3. True or False: More than half of truck driver deaths in accidents are the result of truck rollovers.

True

False

#4. When not carrying as full load, make sure your cargo is _____________.

fastened along 1 side of the trailer

centered and spread out as much as possible

#5. “ ” causes the crack-the-whip effect.

Rearward amplification

Forward amplification

#6. True or False: Large combination vehicles take longer to stop when they are empty than when they are fully loaded.

True

False

#7. When the wheels of a trailer lock up, the trailer will tend to ___________.

stay straight

swing around

#8. When a vehicle goes around a corner, the rear wheels follow a different path than the front wheels. This is called __________.

off-tracking

cheating

Both of these

#9. Whenever you back up with a trailer, try to position your vehicle so you can back _______________.

in quickly

in a straight line

#10. If you must back up on a curved path, back toward the ___________.

driver's side

passenger's side

#11. As soon as you see the trailer getting off the proper path, correct it by turning the top of the steering wheel __________.

in the direction of the drift

in the opposite direction of the drift

#12. What type of trailers can get stuck on railroad-highway crossings?

all trailers

trailers with low underneath clearance

Results

#1. True or False: Combination vehicles are usually heavier, longer, and require more driving skill than single commercial vehicles.

#2. The following 2 things will help you prevent rollover–___________, and drive slowly around turns.

#3. True or False: More than half of truck driver deaths in accidents are the result of truck rollovers.

#4. When not carrying as full load, make sure your cargo is _____________.

#5. “________ ________” causes the crack-the-whip effect.

#6. True or False: Large combination vehicles take longer to stop when they are empty than when they are fully loaded.

#7. When the wheels of a trailer lock up, the trailer will tend to ___________.

#8. When a vehicle goes around a corner, the rear wheels follow a different path than the front wheels. This is called __________.

#9. Whenever you back up with a trailer, try to position your vehicle so you can back _______________.

#10. If you must back up on a curved path, back toward the ___________.

#11. As soon as you see the trailer getting off the proper path, correct it by turning the top of the steering wheel __________.

#12. What type of trailers can get stuck on railroad-highway crossings?

#5. “ ” causes the crack-the-whip effect.