FREE NV CDL Combination Test (2024)

1. Before starting down a hill, you should:

apply the brakes hard.
look for an escape route.
slow down and shift to a lower gear.
release the accelerator and shift to Neutral at the same time.

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

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

3. At speeds below 40 mph, you should leave at least one second in front of you for each ___ feet of vehicle length.

30
5
20
10

4. If your ABS is not working:

it will slow your truck to a halt and force you to pull over.
you still have normal brake functions, and should drive and brake as you always have.
the drive wheels will begin to spin, and you should take your foot off the accelerator.
you should immediately bring your vehicle to a complete stop.

5. You are coupling a tractor to a semi-trailer and have backed up but are not yet under the trailer. Before backing under the semi-trailer, you should hook up:

the electrical service cable.
the emergency and service air lines.
the landing gear.
the safety chain.

6. 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.

7. One way to prevent hydroplaning is to:

make sure you have enough tread on your tires.
use the controlled braking method.
take curves at higher speeds.
have less than 4/32 inch tread depth in every major groove on front tires.

8. On any upgrade, gravity:

doesn't affect your speed.
speed you up.
doubles your speed.
slows you down.

9. Combination vehicles usually:

are easier to drive than single than single CMVs.
require more driving skill than single CMVs.
are shorter than single than single CMVs.
All of the above.

10. You must have at least 4/32 inch tread depth in every major groove on front tires and at least ___ inch on other tires.

4/32
1/32
2/32
3/32

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

NV CDL COMBINATION PRACTICE TEST

NV CDL Combination Test