CDL Practice Tests
Original practice questions based on official federal sources. Choose a mode or a category.
Test modes
Quick Practice
10 questions with instant feedback.
Full Practice Test
50 questions; results and explanations at the end.
Study by Category
Focus on one topic with explanations.
Random Test
A random mix from every category.
Missed Questions
Practice the questions you got wrong.
Bookmarked Questions
Questions you saved for later.
Road Signs Test
Identify signs and their meanings.
HazMat Placards Test
Hazard classes, divisions and placard tables.
Exam Simulation
Timed, no answers until you submit — like the real test.
Weak Areas Practice
Automatically targets your weakest categories.
State-Specific Practice
Federal questions plus your state's questions.
Endorsement Practice
H, N, P, S, T or X endorsement questions.
Categories
General Knowledge
6 questions
CDL Permit
4 questions
Air Brakes
9 questions
Combination Vehicles
6 questions
Hazardous Materials
7 questions · Endorsement H
Doubles and Triples
3 questions · Endorsement T
Tank Vehicles
4 questions · Endorsement N
Passenger
3 questions · Endorsement P
School Bus
2 questions · Endorsement S
Pre-Trip Inspection
4 questions
Vehicle Inspection
2 questions
Basic Vehicle Control
3 questions
Road Signs
10 questions
Transporting Cargo
5 questions
Safe Driving
9 questions
Railroad Crossings
4 questions
Emergency Procedures
5 questions
Hours of Service Basics
5 questions
Cargo Securement Basics
4 questions
Endorsement Practice
State-specific practice uses the state selected at the top of the page.