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

Most states require school bus drivers to take a physical examination:

2 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 Dangerous When Wet material?

3 / 40

If you have to swerve to avoid a hazard, it's important to:

4 / 40

The _____of the kingpin has the locking jaw close around it.

5 / 40

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

6 / 40

When should you check your mirrors for a lane change?

7 / 40

The best way to test the low air pressure warning signal is to:

8 / 40

Select the true statement about seeing ahead.

9 / 40

With Division 1.1, 1.2, or 1.3 Class A or B, how close can you park to a bridge, tunnel, or building?

10 / 40

Do empty trucks have the best braking?

11 / 40

How often should you drain your air tanks?

12 / 40

How far away are you required to park from a bridge, tunnel, or building if you are carrying Division 1.2 or 1.3 materials?

13 / 40

The minimum tread depth for tires other than the front tires is ____.

14 / 40

For emergency braking when driving a double trailer and having to use your brakes to avoid a collision is to:

15 / 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.

16 / 40

Select how brakes work on long, steep downgrades:

17 / 40

What are the liquid tight separations between compartments inside tanks called?

18 / 40

Select the true statement about speed and stopping distance.

19 / 40

Where should you place your warning devices if you must stop on a one-way or divided highway?

20 / 40

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

21 / 40

Select the action that is not appropriate when driving on slippery roads:

22 / 40

Select the answer that is not a part of the braking process when driving a tractor-trailer combination vehicle that has ABS:

23 / 40

You do not have a hazardous materials endorsement on your commercial driver license. When can you legally haul hazardous materials?

24 / 40

The method used to make sure the spring brakes will come on automatically is to:

25 / 40

The pintle hook should be_____ and the converter dolly air tank drain valve is___when doing a walk around inspection of a triple or double trailer.

26 / 40

When arriving at the destination announce:

27 / 40

Which of these is a good rule for backing a straight bus?

28 / 40

When accelerating:

29 / 40

The designation RQ identifies the material's:

30 / 40

What placards, if any, do you need if your load includes 20 pounds of Division 2.3 gas and 1,001 pounds of flammable gas?

31 / 40

Select the first action to do when the low air pressure warning comes on:

32 / 40

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

33 / 40

You should have the fifth wheel plate greased as recommened because:

34 / 40

On the Hazardous Materials Table, column 1 shows:

35 / 40

What is the purpose of the supply pressure gauge?

36 / 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?

37 / 40

Select the true statement in regards to brake drums or discs:

38 / 40

The system that needs to be checked for signs of leaks with rust or carbon soot and damage is the _____.

39 / 40

This object releases the fifth wheel locking jaw to allow uncoupling.

40 / 40

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

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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.