California CDL Tank Vehicle (N Endorsement) Knowledge Test Practice Questions
100 original questions with cited readings, answer explanations, and feedback for each alternative.
Approved after AI editorial review on 2026-10-30. These are original practice questions, not official California Department of Motor Vehicles (DMV) exam questions.
Official exam outline from California Department of Motor Vehicles (DMV)Loading questions…
Practice coverage
This bank uses the following practice allocation. Check the official exam outline for current ranges and requirements.
- Endorsement and CLP rules (handbook Sections 1.1 and 8; 49 CFR 383): 15%
- Inspecting tank vehicles (handbook Section 8.1): 15%
- Liquid cargo, surge and loading (handbook Section 8.2; 49 CFR 383.119): 25%
- Safe driving and braking in a tanker (handbook Sections 8.3, 2.6, 2.7, 2.18 and 2.19): 25%
- HazMat tanks, speeding and driving hours (handbook Sections 8.2.8, 8.2.9 and 9; 49 CFR 383.121): 20%