maryland
CDL Practice Test

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Welcome to the Maryland CDL practice test site. Questions on these practice tests are similar to those that are found on the Maryland CDL test and presented by the MVA. Use these practice test questions as you prepare to obtain a Maryland CDL. These tests are free and you may 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

Select the two things that are important in preventing a rollover:

2 / 40

The object that doesn't get checked at the side of the trailer is the:

3 / 40

The amount of liquid you can carry depends on:

4 / 40

To decide which placards you need, if any, what three things do you need to know?

5 / 40

How do you make sure the trailer height is correct before coupling?

6 / 40

Which of the following are possible causes of tire fires?

7 / 40

Of the following hazardous material classes, which is the most dangerous?

8 / 40

The best way to go into a curve is to decrease your speed going into the curve and then ____going through it.

9 / 40

Select the true statement in regards to unhooking the pintle hook while the converter dolly is still under the trailer.

10 / 40

The baffles in a tank trailer help to control:

11 / 40

Off-tracking happens when going around a corner and:

12 / 40

Which of the following is NOT a part of the steering system?

13 / 40

How often should you check the tires if your placarded trailer has dual tires?

14 / 40

Which hazard classes must you NEVER smoke, or perform any activity involving fire, within 25 feet of?

15 / 40

What should you do if you start a trailer skid?

16 / 40

The crack-the-whip effect is more likely to cause the front trailer to tip over.

17 / 40

Which of the following is NOT something you need to know in order to determine if you need to use placards?

18 / 40

What are spring brakes?

19 / 40

In the event of an accident you should remember to do the following EXCEPT:

20 / 40

How often should air tanks be drained?

21 / 40

With Division 1.2 or 1.3 Explosive B, how close to the travelled part of the roadway can you park?

22 / 40

What is the first thing to do if your vehicle catches fire while driving?

23 / 40

You are checking the_______when looking at the dipstick to see if the lubrication is at the safe operating range or above the refill line.

24 / 40

What is the correct number of red reflective triangles that you should carry?

25 / 40

Select the part that is not a part of the drum brake:

26 / 40

How do you check the power steering fluid?

27 / 40

Liquid surge affects the handling of a tanker by:

28 / 40

Select which is not an engine compartement belt:

29 / 40

How should you know when to shift?

30 / 40

Which trailer is most likely to turn over when you make a sudden turn while pulling doubles?

31 / 40

Another term for a smooth bore tank is:

32 / 40

Select the true statement about baffled tankers:

33 / 40

Within 3 minutes, this gauge pressure should build to 90 psi from 50 psi.

34 / 40

Select what you should not do when coupling the glad hands.

35 / 40

Remember to_____when steering to avoid a crash while driving doubles.

36 / 40

The act of operating a motor vehicle in a selfish, bold, or pushy manner, without regard for the rights or safety of others is known as.

37 / 40

How high should you crank the landing gear?

38 / 40

How do you make sure the air lines are not crossed and the trailer brakes are working after supplying air to the trailer?

39 / 40

A tractor should not be backed under a trailer until the whole air system is:

40 / 40

One reason hauling liquids in tank vehciles require special care is:

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CDL Category Practice Tests

CDL Practice Test

How To Get A maryland Commercial Drivers License

Applicants can apply for any CDL and necessary endorsements when they are 21 years of age or older. Applicants may apply for a restricted CDL at the age of 18 years old. This restricted CDL limits the driver to intrastate driving and doesn’t allow HazMat Certification, driving double or triple trailers, or driving school buses with children on board. All applicants must possess a current DOT medical card to be considered for their CDL.

All drivers that have the following issues are considered disqualified from receiving their Maryland CDL.

  • Having a current license suspended, revoked, denied, or canceled.
  • Possessing more than one state driver’s license.
  • Having restricted CDL driving privileges in another state.
  • Being convicted of driving impaired within 24 months prior to submitting a CDL application.

All applicants must successfully pass both a skills test and a knowledge test in order to receive their Maryland CDL. To receive specific endorsements, individuals must pass examinations about the endorsement as well.

Endorsements
X – Tank and Hazmat Endorsement
H – Hazardous Materials
N – Tank Vehicles
P – Passenger Vehicles
T – Double / Triple Trailers

Hit the Open Road

maryland CDL License Test Tips

Knowledge tests are required to receive Class A, B, and C CDLs and endorsements. All applicants must take a 50 question test and pass with a score of 40 or higher to receive their CDL permit. Those applying for a Class A license must take a 70 question test, with 20 of the questions pertaining directly to combination vehicles. All endorsements require their own specific examination that has been 20 and 30 questions. All assessments must be passed with a score of 80 or higher.

Each applicant is required to complete a three-section skills assessment. This assessment is comprised of a vehicle inspection, driving test, and basic control test. To pass the skills portion of the CDL assessment, applicants must successfully show their knowledge in all three areas. Those seeking vehicle-specific endorsements must take the skills test in that specific type of vehicle they want the endorsement for.

Additional Information

Information on the Maryland Motor Vehicle Administration

The Maryland Motor Vehicle Administration provides the oversight and administration of CDL requirements in Maryland. To get more information contact them via:

Website: http://www.mva.maryland.gov/drivers/apply/cdl/commercial.htm

Phone:  410.424.3011

 

Additional Maryland CDL Helpful Links

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