Free Delaware CDL Practice Tests 2025

Free Delaware CDL Practice Tests 2025

While only 96 miles in length, Delaware’s small size doesn’t mean there isn’t plenty of demand for trucking jobs. The “First State” is the 6th most densely populated state in the country, and the massive amounts of goods required by its large population call for many truck drivers to accommodate them. As a driver in The Diamond State, you’ll often find yourself navigating along Route 1, which covers the entire eastern shore.

But before you can get started in this rewarding career, you first need to pass the DE CDL exam and earn your Delaware Commercial Driver’s License (CDL). Preparing isn’t easy, which is why we’ve created free Delaware CDL practice tests to help pinpoint the areas that need a bit more attention.

Our free 2025 Delaware CDL practice tests are designed to help you ace the official DE CDL exam.

Why choose our DE CDL practice tests?

  • Questions based on the latest 2025 Delaware CDL manual
  • Covers all CDL classes and endorsements
  • Instant feedback to help you master the material

Whether you’re planning to drive commercial vehicles along the eastern shore or throughout the state, our practice tests have been crafted to ensure you show up for your test confident and ready for the road. Take control of your future and start your career in commercial trucking today by selecting a free practice test and taking the first step toward your new profession!

General Knowledge (150 questions)

  • Questions 1-50
    General Knowledge Test 1
    Start your journey here. Covers the essentials of safely operating a commercial vehicle in Delaware. Unlimited attempts. Detailed explanations.
  • Questions 51-100
    General Knowledge Test 2
    Expect questions on vehicle checks, proper braking technique, fire prevention, visibility, space around your vehicle, stopping distance, and matching speed.
  • Questions 101-150
    General Knowledge Test 3

    Explore essential concepts including vehicle inspection, alcohol and driving, transporting cargo safely, inspecting cargo, air brakes, and important definitions.

  • 50 random questions
    General Knowledge Test Simulator
    Designed to replicate the actual CDL test experience. 50 multiple choice questions chosen at random from our database. Each new attempt generates a new set of questions.

HazMat (30 questions)

  • Questions 1-30
    DE CDL HazMat Test 1
    The path towards a HazMat Endorsement starts here. Questions cover loading requirements, regulated products, document storage, tire inspection, and item descriptions.

Passenger Vehicles (20 questions)

  • Questions 1-20
    DE Passenger Vehicles Test 1
    Test your knowledge of key concepts including proper procedures at railroad crossings, effective use of mirrors, matching speed with traffic, and stopping distances.

School Bus (20 questions)

  • Questions 1-20
    DE CDL School Bus Test 1
    Master the key aspects of operating a school bus. This practice test covers crucial topics like approaching stops, matching speed, and transporting passengers safely.

Air Brakes (25 questions)

  • Questions 1-25
    DE CDL Air Brakes Test 1
    Begin testing your knowledge of air brakes here. Covers tractor valves, pressure gauges, spring brakes, dual air brakes, brake fading/failure, air storeage tanks and more.

Combination Vehicles (24 questions)

  • Questions 1-24
    DE Combination Vehicles Test 1
    Boost your understanding of coupling tractor semi trailers, trailer hand valves, rollover risks, and trailer air lines with this powerful practice test.

Double/Triple Trailers (20 questions)

  • Questions 1-20
    DE Double/Triple Trailers Test 1
    Covers crucial topics including mastering proper steering techniques, coupling and decoupling trailers, navigating curves, managing space, and handling skids.

Tanker Vehicles (30 questions)

  • Questions 1-30
    DE CDL Tanker Vehicles Test 1
    The path towards a Tanker Vehicles Endorsement starts here. Covers identifying tanker vehicles, outage, high center of gravity, bulkheads, and baffled/unbaffled tanks.

Pre-Trip Inspection (9 questions)

  • Questions 1-9
    DE CDL Pre Trip Inspection Test 1
    Covers overall vehicle safety, documentation checks, vehicle components, the brake system, and operational elements such as lights, signals, and controls.