Driving combination vehicles requires more skill than driving single commercial vehicles. Combinations are generally longer, generally heavier, and are more vulnerable to rollover.

More difficult to drive than single commercial vehicles.

Easier to drive than single commercial vehicles.

Lighter than single commercial vehicles.

More difficult to drive than single commercial vehicles.

When coupling, make sure you couple matching glad hands. They are often color-coded to help drivers avoid mistakes. Typically, blue is used for service lines and red is used for emergency lines.

Make sure to couple the proper glad hands.

Glad hands can be connected to any other glad hands.

Only one set of glad hands should be connected.

When backing a vehicle without a trailer, a driver must turn the vehicle in the direction that they want to go. However, when backing with a trailer, the driver must begin by turning in the opposite direction. Once the trailer starts to turn, they should turn the wheel in the other direction to follow the trailer.

In the direction opposite of where you want the trailer to go.

In the direction you want the trailer to go.

In the direction opposite of where you want the trailer to go.

If a vehicle has anti-lock brakes on just one axle, the driver will still have more control during braking than they would without any anti-lock brakes.

Will provide increased control in braking.

Will not make a difference in braking.

Will provide increased control in braking.

Will likely cause the air brakes to malfunction.

Combination vehicles need more space on the road than other commercial vehicles because they are longer and need more space to turn and stop. It is especially important to properly manage space when you are operating a combination vehicle.

Need more space to turn and stop than other commercial motor vehicles.

Drive more slowly than other commercial motor vehicles.

Are heavier than other commercial motor vehicles.

Need more space to turn and stop than other commercial motor vehicles.

Combination Vehicles Practice Test | New Mexico 2024 #1 Page 3 of 3

Train for FREE online with our New Mexico CDL combination vehicle test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a NM combination license in 2024, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that DMV requirements for issuing a combination license may vary from state to state.

Number of Question 20

Passing Score 16

Number of Tests 20

Combination Vehicles Practice Test | New Mexico 2024 #1 Page 3 of 3

15 . Combination vehicles are usually:

16 . When coupling a trailer:

17 . When backing a trailer, you must first turn the steering wheel:

18 . Having anti-lock brakes on only one axle:

19 . Trailers built before ____ are not required to have spring brakes.

20 . Combination vehicles need extra space on the road because they:

See the exact questions that will be on the 2024 DMV exam.

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