Find out your readiness level with a free CDL test!
Start QuizFollow next steps
1. Select state
2. Choose test
3. Answer all questions
4. Get feedback
Choose a State
Traffic knowledge and safety requirements may vary from state to state. This may include differences in the number of questions in the tests or in the focus placed on specific safety aspects. Therefore, choose the exact state in which you plan to take the exam
Choose the right Quiz
Depending on which class of CDL license you want to obtain, choose the appropriate test. The tests differ in terms of topics and number of questions, so choose the one you need carefully
CDL General Knowledge
Explore the General Knowledge Test for now!
CDL Air Brake
CDL Air Brake Test covers all the cdl vehicles types
CDL Combination vehicle
Upgrate your knowledge with CDL Combination Test
CDL Classes and Endorsements Overview
Obtaining a Commercial Driver’s License (CDL) involves more than just passing a basic driving test. CDL holders must navigate a complex system of classes and endorsements that determine the types of vehicles they can operate and the cargo they can transport. However, obtaining endorsements typically requires passing additional written tests and, in some cases, practical skills tests
Code
code
code
P
code
X
code
A, L
code
T
code
H
code
S
code
N
Our Story
StartCDL was founded with a simple mission: to help people build a better future through a stable, well-paying career in trucking. Since 2015, we’ve helped over 10,000 students earn their CDL, find jobs and change their lives.
We’re not just a school — we’re a team that believes in second chances, real opportunities and practical education. Whether you’re new to the U.S., switching careers or chasing financial freedom — we’re here to help you get there.
10341
Total Students
1754
5* Reviews
100%
Graduates
Employed
10 years of experience
and
10000+ graduated
students with CDL