UT CDL Combination Practice Test (2024)

1. When backing a trailer, if you turn the wheel left:

the cab will go right and the trailer will go left.
the cab and the trailer will go left.
the cab will go left and the trailer will go right.
the cab and the trailer will go right.

2. When driving in a construction zone, if a construction worker is near the road, you should:

3. Broken suspension parts can be very dangerous. When inspecting your vehicle for suspension system defects, look for:

Spring hangers that allow movement of axle from proper position.
Damaged air suspension systems.
Broken leaves in a multi-leaf spring.
All of the above.

4. Which of the following is NOT part of the procedure to raise the landing gear?

Safely securing the crank handle, after raising the landing gear
Using the high range gear, if equipped, to begin raising the landing gear
Using the low range gear, if equipped, to begin raising the landing gear
Raising the landing gear all the way up

5. Containerized loads:

are generally used for freight carried part way by rail or ship.
must be inspected before and after the trip.
should exceed gross weight and axle weight limits.
All of the above.

6. To prevent rollover, drivers of combination vehicles should:

brake while turning.
keep the cargo as close to the ground as possible.
make sure the cargo is not centered and spread out.
keep the load is to one side.

7. When going down grades, you should:

put the transmission in Neutral.
downshift to a lower gear.
shift up.
rely solely on engine braking to reduce your speed.

8. If you try to couple when the trailer is too low:

it might not couple correctly.
the tractor may strike and damage the trailer nose.
the tractor could roll away.
All of the above.

9. Which of the following is most likely to roll over?

The middle trailer of a triple
The rear trailer of a triple
The rear trailer of a double
The front trailer of a double

10. As part of the final air brake check, you should:

Check air compressor governor cut-in and cut-out pressure.
Test low pressure warning signal.
Test air leakage rate.
All of the above.

CDL COMBINATION PRACTICE TEST (UT)