CDL Practice Test


Welcome to the Nevada CDL practice test site. You are welcome to take these CDL practice tests as many times as you like as the tests are free. 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

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

2 / 40

Select the true statement in regards to driving a truck with triple or double trailers:

3 / 40

A battery box check is important. The battery must be secure, connection must be tight, and cell caps must be present. In addition these items should be checked:

4 / 40

As the driver of a bus, how can you best avoid hindering other traffic on the highway?

5 / 40

When a substance in the materials table is written in italics it means :

6 / 40

Upon what does the amount of liquid you can carry in a load depend?

7 / 40

To find out if a shipment includes a hazardous material, you should:

8 / 40

When does stab braking occur?

9 / 40

Rods, connecting links, and arms from the steering box to the wheel are a part of the:

10 / 40

What is the minimum amount of distance you should maintain when driving at 50 mph in ideal conditions with a 100 ft twin trailer combination?

11 / 40

A shipment described on the Hazardous Waste Manifest may only be delivered to another _______ carrier or treatment facility, who then signs the ______, giving you a copy which you must keep.

12 / 40

Which of the following types of cargo must never be carried on a bus with passengers?

13 / 40

Under which two special conditions should you downshift?

14 / 40

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

15 / 40

The 3 parts of the air brake system are: service brakes, parking brakes, and ____.

16 / 40

You should_____to make an emergency stop with air brakes when using the stab braking method.

17 / 40

Which of the following are possible causes of tire fires?

18 / 40

In Column 1 the symbol "I" means:

19 / 40

You should____in order to inspect the coupling.

20 / 40

The baffles in a tank trailer help to control:

21 / 40

Select the reason as to why you should not use the trailer hand valve while driving.

22 / 40

Before pulling away, make sure the landing gear of the trailer is:

23 / 40

If you are drowsy, you should _____ before you drive.

24 / 40

What will happen right away should the service air line come apart but the emergency line is intact while driving a combination vehicle?

25 / 40

When transporting hazardous waste, you must:

26 / 40

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

27 / 40

Select the true statement in regards to converter dollies:

28 / 40

What is the best way to prevent brakes form overheating while drive down a steep grade?

29 / 40

The gauge that indicates normal or increasing lubrication pressure to prevent engine seizure, failure or breakdown is:

30 / 40

The emergency air line is used to:

31 / 40

Why should you cover cargo?

32 / 40

You should check that the _____are secure, caps are on tight, and is not leaking.

33 / 40

If you double your speed, what will happen to your stopping distance?

34 / 40

Select the definition of "off-tracking."

35 / 40

When not towing a trailer, why should the tractor glad hands be locked?

36 / 40

The school bus driver may be the only contact person from school system some parents meet. The percentage of such parents is as high as:

37 / 40

A safe haven is:

38 / 40

What are the three types of emergency equipment that you must have with your vehicle?

39 / 40

Select the statement that is true in regards to managing space to the sides.

40 / 40

What gauge on the dashboard indicates electrical system charging rate?

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CDL Category Practice Tests

CDL Practice Test

How To Get A nevada Commercial Drivers License

To be eligible for a CDL in Nevada, applicants must be at least 18 years old to operate a commercial vehicle intrastate (within Nevada only). To operate a commercial vehicle interstate (outside of Nevada) they must be 21 years old.

Applicants must also provide verification that they are medically fit. Nevada applicants must complete the self-certification process. Depending on the circumstances, some applicants may be required to undergo additional medical testing and complete (Form MCSA-5876) Medical Examiner’s Certificate.

Under certain circumstances, some drivers may be disqualified from earning their commercial license in Nevada. For example, drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Nevada. Applicants cannot have driver’s licenses in more than one state.

Nevada CDL Endorsements
H – Hazardous Material
N – Tank Vehicles
P – Passenger Vehicles
S – School Bus
T – Towing a Double or Triple Trailer
X – Combination Tank Vehicle and Hazardous Materials

Hit the Open Road

nevada CDL License Test Tips

Every Nevada CDL applicant must pass the general knowledge test prior to taking the skills test. Bus driver applicants must take the passenger transport test in addition to the bus driver test. Applicants who haul hazardous materials must submit to a TSA background check and take the Hazmat test. Applicants must pass each test with an 80 percent score.

The Nevada skills test includes a pre-trip vehicle inspection, basic control skills and on-road driving. Applicants must pass each section. Recent military veterans and current military members can have the skills test waived if they are currently enlisted in the military or have served in the military within the past 12 months. Also, they can get a waiver if they have operated a motor vehicle equivalent to a commercial motor vehicle in the military within the past year. Applicants are required to complete (Form CDL-004) Certification for Waiver of Skills Tests to be considered for a waiver.

Additional Information

Information on the Nevada Department of Motor Vehicles

The Nevada Department of Motor Vehicles regulates the CDL license requirements in Nevada. To get more information contact them via:


Phone: 702.486.4368


Additional Nevada CDL Helpful Links

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