CDL Practice Test


Prepare for your Nebraska CDL test here. You can take these Nebraska CDL practice test as many times you would like as you get ready to take the official test and earn your license. The best part? All of the tests on this site are 100% 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

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

2 / 40

What school bus accidents should be reported?

3 / 40

Which of the following answers lists the three types of emergency equipment you must have on your bus?

4 / 40

Suspension systems:

5 / 40

What will occur as a result of failing to perform all 3 components of the air brake check?

6 / 40

Select the statement that describes smooth bore tanks:

7 / 40

Select the definition of "off-tracking."

8 / 40

When transporting hazardous loads, you must check the tires at least:

9 / 40

Why is the proper adjustment and use of all mirrors so vital to the safe operation of the school bus?

10 / 40

The CDL manual indicates the last step on picking up students at the bus stop is as follows:

11 / 40

When inspecting the_____you pump the pedals 3 times and then hold it down for 5 seconds feeling for no movement to occur.

12 / 40

A trailer is at the right height to have the tractor backed up to it when:

13 / 40

Where are shut-off valves located?

14 / 40

If you do become sleepy while driving, you should _____.

15 / 40

What should you check for when inspecting a converter dolly?

16 / 40

On a drawbridge, you do not need to stop, but must slow down and make sure it's safe, when:

17 / 40

What is the movement of the liquid called when the tanks are partially filled?

18 / 40

The Emergency Response Guidebook (ERG):

19 / 40

An oncoming vehicle keeps its high beams on. You should deal with this hazard by:

20 / 40

What is incorrect concerning disruptive passengers?

21 / 40

You must first______to supply air to the trailer.

22 / 40

Take extra caution when driving smooth bore tanks during:

23 / 40

When you have a major leak in the service line and you apply pressure to the brakes, the service air pressure will escape and:

24 / 40

You should___to reduce the air leakage rate.

25 / 40

A bus has a GVWR of 22,000 pounds and seats 24 passengers. What CDL class is this vehicle?

26 / 40

The baffles in a tank trailer help to control:

27 / 40

This should have no illegal stickers, dirt, obstructions, or damage to the glass.

28 / 40

What is a supply pressure gauge used for?

29 / 40

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

30 / 40

Select the reason as to why air tanks need to be drained:

31 / 40

Why do air brakes take longer to stop than hydraulic brakes?

32 / 40

What is the next step after securing the bus when you have an unruly child on board?

33 / 40

Your vehicle is going down a long hill and your brakes begin to fail. What should you do?

34 / 40

Select the statement that is true in regards to quick steering movements and triple/double trailers:

35 / 40

A portable tank differs from a cargo tank in that ______.

36 / 40

What are the three hazard classes should NOT be loaded into a trailer that has a heater air conditioner unit?

37 / 40

Select the inappropriate way to test for the low pressure warning signal.

38 / 40

When should air tanks be drained?

39 / 40

When driving on a clear night with the vehicle lights on, your speed should be such that you can stop within _____.

40 / 40

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

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CDL Category Practice Tests

CDL Practice Test

How To Get A nebraska Commercial Drivers License

To be eligible for a CDL in Nebraska, applicants must be a minimum of 18 years old to operate a commercial vehicle within the borders of Nebraska and 21 to drive outside of Nebraska.

Applicants must provide verification that they meet the medical requirements. Applicants must complete (Form MCSA-5876) Medical Examiner’s Certificate with an FCSA-approved physician. The document must be completed in its entirety and submitted to the Nebraska Department of Motor Vehicles via mail, fax or e-mail.

There are also restrictions on who is able to earn a CDL in Nebraska based on their past driving record as well. Potential CDL applicants who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Nebraska.

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

nebraska CDL License Test Tips

All Nebraska CDL applicants must pass the written knowledge test prior to taking the skills test. There are 50 questions on the general knowledge test, and applicants must answer 40 questions correctly. To be eligible for an endorsement, applicants must take a separate test for each endorsement. Applicants must answer 80 percent of the questions on each test correctly.

The Nebraska skills test includes a pre-trip vehicle inspection, basic control skills and on-road driving. Applicants must pass each evaluation. Recent military veterans and current military members can qualify to have the skills test waived if they were discharged from the military within the past year or are currently enlisted in the reserves or service. Or, they are eligible if they have operated a motor vehicle equivalent to a commercial motor vehicle in the military. Applicants must complete an Application for Military Skills Test Waiver. This document must be certified by a commanding officer.

Additional Information

Information on the Nebraska Department of Motor Vehicles

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


Phone: 402.471.3861

Contact Locations:


Additional Nebraska CDL Helpful Links

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