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Drivers who want to drive combination vehicles must pass the combination vehicles test. The Michigan CDL combination test consists of 20 questions, and you'll need at least 16 correct answers to pass (80%). The test covers the combination vehicles section of the Michigan CDL Manual. Take this practice test now to prepare for the actual MI CDL combination test!
1. Anti-lock brakes:
increase your stopping distance.
help you stop faster.
keep your brakes from locking up when you brake hard.
2. When you park trailers without spring brakes, you should use wheel chocks:
to keep the trailer from moving.
to prevent the transmission from shifting up.
to prevent air from escaping.
3. When transporting cargo, the cargo should be checked:
before the trip and after the first 150 miles.
before the trip and after the first 50 miles.
only before the trip.
4. After the pre-trip inspection, drivers should inspect their cargo and its securing devices again within ________ after beginning the trip.
50 miles
25 miles
20 miles
5. ABS helps you:
avoid wheel lock up and maintain control of your vehicle when you brake.
steer gently and smoothly while you are braking.
increase your normal braking capability.
6. Tests have shown that trucks with a high center of gravity:
can roll over at the posted speed limit for a curve.
can roll over if the driver exceeds the posted speed limit for a curve.
are less likely to roll over when entering a curve.
7. When driving at night you should:
use your high beams when it is safe and legal to do so.
always use low beams.
All of the above.
8. Livestock:
can move around in a trailer and cause unsafe handling.
should never be kept bunched together.
should never be carried on a trailer.
9. Foundation brakes are used:
only with the front wheels.
at each wheel.
only with the right wheels.
10. When you get ready to back under the semi-trailer, you should:
back under the trailer at an angle to avoid pushing the trailer sideways.
line up about 15 degrees off the line of the trailer.
line up directly in front of the trailer.
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MI CDL Combination Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
Number of questions: 20
Correct answers to pass:16
Passing score:80%
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