delaware
CDL Practice Test

0

This site is available to practice and prepare to take the Delaware CDL test. These tests are free and you are able to take them as many times as you would like. You will be presented with 40 questions and you must answer 34 questions correctly to pass. There is a 50-minute time limit. You may not go back once you answer a question. Click the "Start Test" button below to begin. 

1 / 40

Which of these statements about signaling is correct?

2 / 40

The best way to describe a dual air brake system is:

3 / 40

Select how you would check the truck's slack adjusters.

4 / 40

Which of the following is a key steering component?

5 / 40

Charter drivers should not:

6 / 40

An "A/W" the first column of the hazardous materials table means:

7 / 40

Which of the following three hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?

8 / 40

You can be sure air is supplied to the second trailer by:

9 / 40

What kind of surge can occur in a tank with baffles?

10 / 40

The Emergency Response Guide, ERG, can best be explained as _____.

11 / 40

Do converter dollies have spring brakes?

12 / 40

You should line up_____when getting ready to back under the trailer.

13 / 40

____is what can legally hold the parking brake or emergency brake in position for a bus, truck, or truck tractor.

14 / 40

The most dangerous time during the school bus ride is:

15 / 40

At what pressure is the safety valve in the air compressor tank set to open?

16 / 40

Secure baggage and freight in ways that avoid damage and:

17 / 40

You should place the starter switch key into your pocket while you are performing the pre-trip inspection because:

18 / 40

What should you hear when you have the hand valve on and are testing the trailer brakes by opening the service air line at the back of the trailer?

19 / 40

Air tanks should be drained:

20 / 40

What kind of surge occurs with baffles?

21 / 40

Which of the following is a recommended procedure when unloading the students?

22 / 40

The bus driver must accept responsibility for supervising and controlling students while on the bus route. Who is the person in charge?

23 / 40

What is the purpose of a driver placarding his or her vehicle?

24 / 40

Why should you use chocks when parking a trailer without spring brakes?

25 / 40

For any flatbed load you must have at least ____ tie downs.

26 / 40

The safety valve is usually set to open at:

27 / 40

What is incorrect concerning disruptive passengers?

28 / 40

Where are the two main places where the hazardous material identification number appears?

29 / 40

This carries hydraulic fluid or air to the wheel brake assemby.

30 / 40

You must be alert for road hazards so that:

31 / 40

When should you check your mirrors for a lane change?

32 / 40

What should you do if the low air pressure warning comes on for only one system in a truck or bus that has a dual air brake system?

33 / 40

Which of the following is the most important reason for doing a pre-trip inspection?

34 / 40

Select the true statement about tractor protection valve:

35 / 40

Make sure that_____before you back under a trailer.

36 / 40

Spring brakes are usually held back by_____during normal driving.

37 / 40

Select how brakes work on long, steep downgrades:

38 / 40

A shipper’s certification is best described as _____.

39 / 40

Which of the following is NOT a basic step to be taken at a crash scene?

40 / 40

Which of the following will confirm that you are driving with anti-lock brakes?

Your score is

The average score is 0%

Rate this page

CDL Category Practice Tests

CDL Practice Test

How To Get A delaware Commercial Drivers License

Those who are 18 years of age and older can apply for their CDL. To receive privileges for out-of-state driving, doubles/triples, hazmat, and transporting vehicles, residents must be at least the legal age of 21 years old. All CDL applicants are required to comply with the MCSR 49 CFR 391.41 section of the Federal Codes regarding commercial driving medical requirements. Individuals must present a medical examiner’s certificate at the time of their CDL application.

Any of the following will automatically disqualify an applicant from receiving their CDL:

  • Having a revoked, suspended, canceled, or denied driver’s license.
  • Being convicted in the past 24 months of driving impaired in a commercial vehicle.
  • Having disqualified CDL privileges in another state.
  • Possessing more than one operator’s license.

All applicants are required to complete an on-site vision test, knowledge test(s), and a practical skills test. All tests must be successfully passed before a Delaware resident can be issued their CDL.

Endorsements
S – School Bus
X – Tank and Hazmat
T – Doubles and Triples
P – Passenger
N – Tank Vehicles
H – Hazardous Materials

Hit the Open Road

delaware CDL License Test Tips

Delaware residents must complete, at the minimum, one knowledge test to be considered eligible for a CDL. Depending on the Class and the Endorsements that are sought, individuals may have to undergo additional testing. All tests must be passed with a score of 80 percent or more. General knowledge tests for Class B and C drivers are 50 questions. Those seeking their Class A will have 50 general knowledge questions with an additional 20 questions about combination driving. Endorsements and the Air Brake Restriction Removal require additional knowledge tests that are between 20 and 30 questions each.Once an individual passes their knowledge test they are given a commercial learning permit (CLP). After waiting 14 days, the holder can take their skills test. This is a three part test that assesses the individual’s ability to operate a commercial motor vehicle. The test includes a pre-trip inspection, a driving test, and a basic controls test. All three parts must be successfully passed for the applicant to be eligible for their CDL. If applying for a special endorsement, the individual must take their test in the vehicle the endorsement is for.

Additional Information

Information on the Delaware Division of Motor Vehicles

The State of Delaware Division of Motor Vehicles provides oversight and administration for the CDL requirements and testing in Delaware. To get more information contact them via:

Website: https://www.dmv.de.gov/DriverServices/drivers_license/CDL/index.shtml

Phone:  302.326.5000

 

Additional Delaware CDL Helpful Links

Please use the links below to access more valuable Delaware CDL testing resources and to learn more about practice driving tests for the state of Delaware.