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Delaware CDL Class A Practice Test 2026

10 min

In Delaware, the official CDL general knowledge exam includes 50 multiple-choice questions based on the official State of Delaware Commercial Driver License Manual (Delaware CDL Handbook 2026). You must score 80% or higher to pass, leaving little room for error. This manual is your main study resource and covers a wide range of topics, including pre-trip inspections, safe driving practices, space management, and cargo handling. The Department of Motor Vehicles (DMV) advises aspiring drivers to read the contents of this manual multiple times during their learning phase.

To ensure you’ll pass the official written knowledge test on your first attempt, you should incorporate our Delaware CDL Class A Practice Test into your study routine. Learn what it takes to become a safe and responsible commercial driver and train with this practice test multiple times a day. You get unlimited attempts and nonstop access to practice as often as your schedule allows.

All missed questions will be automatically added to your personal Challenge Bank™, which includes detailed explanations that help you understand your mistakes. Once you answer those questions correctly, they will be removed from your Challenge Bank. Visit this section occasionally to identify areas that need improvement and understand the reasoning behind the correct answers.

Delaware CDL Class A Practice Test 2026
Commercial Driver's License
Original questions by our team Based on 2026 DE CDL Handbook

Reviewed for legal and handbook accuracy

Steven Litvintchouk

M.S., Chief Educational Researcher (ACES member)

Last verified for accuracy on

Test design and learning experience oversight

Andrei Zakhareuski

Co-founder & CEO, Driving-Tests.org

Questions are created and maintained by the Driving-Tests.org content team following our multi-layer editorial process and updated whenever the Delaware DMV changes its handbook or website information. Official sources we check: 

About the Delaware CDL

To help you study effectively, we have included a voice-over feature. You can activate it from the test settings menu located in the top-right corner of the page. This function uses an artificial voice to read each question and answer choice aloud, making it easier for you to focus. Use it if you’re studying in busy or distracting environments or if you retain information better by listening.

With a user-friendly interface and several other features, our Delaware CDL Class A Practice Test is the ideal tool to help you master commercial driving theory. Practice daily, track your progress, and gain the confidence you need to pass the official written knowledge test on your first attempt. Your career as a commercial driver in Delaware begins with a learning journey, and we’re here to support you along the way.

We know what it takes to pass. And we’ve got the proof.

Driver’s Ed is - nobody wants to set foot inside the DMV. That’s why millions of learners trust us for simple, visual, effective prep.

An official & trusted partner in driver education

We are an officially recognized FMCSA Entry-Level Driver Training provider and a proud partner to over 2,500 libraries. We work with safety organizations like GHSA and the National Safety Council to help create safer roads for everyone.

A smarter way to study

Challenge Bank™

Our trademarked system automatically saves questions you miss, creating personalized tests that target your weak spots until you’ve mastered the material.

AI-powered feedback

Get smarter as you study. Our new AI-powered feedback provides detailed, question-level insights to help you understand the why behind each answer.

Interactive handbook

Go beyond the boring black-and-white manual. Our interactive handbook lets you read, listen with an MP3 audio version, or even chat with it to find the information you need, faster.