DMV Practice LabChange state
NMNew Mexico
School-bus knowledge practice

New Mexico CDL: additional practice sets

281 additional questions across 19 topics. Start a short set, read each explanation and revisit your saved mistakes.

Additional short practice sets

Each numbered set has up to 20 questions. These sets cover this additional question set once, without repeating questions to fill a short set. Published sets keep their questions as new topics are added.

Practice 120 questions · answer explanationsPractice 220 questions · answer explanationsPractice 320 questions · answer explanationsPractice 420 questions · answer explanationsPractice 520 questions · answer explanationsPractice 620 questions · answer explanationsPractice 720 questions · answer explanationsPractice 820 questions · answer explanationsPractice 910 questions · answer explanationsPractice 1020 questions · answer explanationsPractice 1120 questions · answer explanationsPractice 1220 questions · answer explanationsPractice 1320 questions · answer explanationsPractice 1420 questions · answer explanationsPractice 1511 questions · answer explanations

Choose a topic

Vehicle checks and road skills

30 questions · 2 short sets

Conditions and emergency decisions

28 questions · 2 short sets

Cargo, capacity and load behavior

13 questions · 1 short set

Air-system operation and checks

23 questions · 2 short sets

Coupling and trailer connections

19 questions · 1 short set

Doubles and converter-dolly care

6 questions · 1 short set

Tank equipment and inspection

6 questions · 1 short set

Passenger service and bus equipment

13 questions · 1 short set

School-bus observation and evacuation

11 questions · 1 short set

Hazard identification and safe response

8 questions · 1 short set

Practical equipment checks and maneuvers

13 questions · 1 short set

Roadside warnings and operating decisions

14 questions · 1 short set

Cargo inspections, tiedowns and load limits

26 questions · 2 short sets

Brake equipment and protection requirements

7 questions · 1 short set

Federal tank-vehicle definitions

4 questions · 1 short set

Vehicle-specific inspection details

7 questions · 1 short set

Hazmat training, papers and response information

18 questions · 1 short set

Hazmat placard arrangements and exceptions

10 questions · 1 short set

Hazmat loading, attendance and incident response

25 questions · 2 short sets