CDL COMBINATION PRACTICE TEST (MN)

11. When the wheels of a trailer lock up:
the trailer will tend to swing around.
the vehicle will gradually come to a complete stop.
ABS will increase stopping power.
All of the above.
12. When driving at night you should:
always use low beams.
use your high beams when it is safe and legal to do so.
keep the interior light on.
All of the above.
13. An Anti-lock Braking System (ABS):
keeps your wheels from locking up when you brake hard.
lets you drive faster.
increases your normal braking capability.
always shortens your stopping distance.
14. How many red reflective triangles should you carry?
5
3
2
6
15. You have two tie-downs on a 15 foot load. How many more tie-downs do you need to secure cargo and keep it from shifting or falling?
Two
Three
One
None
16. Foundation brakes are used:
only with the right wheels.
at each wheel.
only with the rear wheels.
only with the front wheels.
17. To prevent a rollover, you should keep the cargo as close to the ground as possible and:
keep the vents clear so they work correctly.
keep an eye on your tires.
go slowly around turns.
make sure that the release arm is in the engaged position.
18. If you are feeling sleepy, you should:
pull off the road and rest or take a nap.
slow down and drive on the shoulder of the road.
increase your speed to get to the destination quicker.
None of the above.
19. When driving in a construction zone, if a construction worker is near the road, you should:
come to a complete stop.
speed up.
further reduce your speed.
maintain a constant speed.
20. When driving a combination vehicle, which of the following 2 things will help you prevent a rollover?
Keeping cargo near the center of the vehicle and driving slowly on the highway.
Keeping cargo near the center of the vehicle and driving slowly on turns.
Keeping cargo near the ground and driving slowly on the highway.
Keeping the cargo near the ground and driving slowly around turns.
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