Take the CDL test and get ready
for the exam right now!

Find out your readiness level with a free CDL test!

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1. Select state

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2. Choose test

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3. Answer all questions

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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

AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict Of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyoming

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

Reiquired mandatory test for all CDL
quiz

CDL General Knowledge

Explore the General Knowledge Test for now!

Questions: 50
Recommended for A & B Class
quiz

CDL Air Brake

CDL Air Brake Test covers all the cdl vehicles types

Questions: 50
Recommended for A Class
quiz

CDL Combination vehicle

Upgrate your knowledge with CDL Combination Test

Questions: 20

Please select State

Choose a State

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

Type of Endorsements

Code

Description
Required test
Required mandatory test for all CDL

code

The first part of the CDL process involves several tests that must be completed to obtain your license. These tests cover a range of topics including road signs, traffic laws, safe driving practices, vehicle equipment, and other essential subjects
Required test
Knowledge Test
CDL Passenger Test

code

P

The P endorsement is needed to operate a vehicle that seats 16 or more people, including the driver
Required test
Knowledge and Road Test
CDL Combination Test

code

X

This endorsement is essential for drivers who intend to operate tractor-trailer combinations or other coupled vehicles
Required test
Knowledge Test
CDL Air Brake Test

code

A, L

If your CDL application requires an air brake endorsement, you will need to pass an air brakes test. This test will test your knowledge of air brakes and other vehicle components and systems
Required test
Knowledge Test
CDL Doubles and Triples Test

code

T

It is an additional qualification on a commercial driver’s license that permits drivers to operate combination vehicles with multiple trailers, commonly known as doubles and triples
Required test
Knowledge Test
CDL HazMat test

code

H

This endorsement is an additional qualification on a CDL that allows to transport hazardous materials in amounts requiring placarding under Department of Transportation regulations
Required test
Knowledge Test
CDL School Bus Test

code

S

Drivers of school buses must hold a School Bus endorsement, which involves additional training and testing specific to the operation of school buses and the safety of school children
Required test
Knowledge and Road Test
CDL Tank Test

code

N

This endorsement is specific to drivers operating vehicles designed to transport liquids or gases in bulk tanks, similar to the Tank Vehicles endorsement
Required test
Knowledge Test

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.

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CDL Practice Test: Your Key to Protected Trucking

When it comes to acquiring a CDL, preparation is of the highest significance. The CDL practice test examination is a paramount instrument that newcomer truck drivers can employ to make sure they are well-prepared for real driving on the roads. Whether you are a novice to the sphere of trucking or a proficient driver desiring to upgrade your license, the CDL practice examination is a priceless resources.

What is Practice CDL Test?

A CDL knowledge practice examination stands for a simulation of the real CDL examination, intended to assess your comprehension of vehicle operation, security techniques, driving rules, etc. It wraps up essential diverse themes, in particular, air brakes, dangerous materials, vehicle checks, and many others. These practice examinations are carried out in different formats, in particular, written exams and pre-trip inspection tests, assisting you in familiarizing yourself with the format and types of queries you will undergo during the real test.

Why CDL Test Matters?

The CDL practice examination is significant since it enables you to recognize your powers and drawbacks, providing you with the possibility to concentrate on areas that demand improvement. To be well-prepared for the CDL, you can employ practice examinations online that are free of charge.

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