kansas
CDL Practice Test

Below are practice questions for the Kansas CDL test. The site is free and you are able to take the practice test as many times as you need to as you prepare to obtain your Kansas CDL. The questions and answers covered in these Kansas practice CDL tests are taken from the Kansas DOT CDL manual. 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

You should brake on a long steep downgrade hill as a supplement to the braking effects of the engine

yes

when the GVCW is above 20,000 lbs

when the vehicle is runaway

2 / 40

With the engine cut off and the brakes released the air loss in a straight truck or bus should not be more than:

2 psi in a minute

3 psi in a minute

4 psi in a minute

5 psi in a minute

3 / 40

How should the shut off valves at the rear of the trailer be when inspecting doubles?

closed at the rear of the last trailer and open at the rear of the front trailer

open at the rear of the last trailer and front trailer

closed at the rear of the last trailer and front trailer

none of the answers listed

4 / 40

If the hazardous materials are classified as FORBIDDEN you should:

Remove the placards from the trailer.

Refuse the load.

Place the materials in the front of the trailer.

Take special caution in transporting the material.

5 / 40

The minimum tread depth for steering axle tires is:

14 mm

None of the answers listed

4/32 inch

2/23 inch

6 / 40

Bus drivers must have a commercial driver license if they drive a vehicle designed to seat more than:

20 or more persons, excluding the driver.

10 or more persons, including the driver.

16 or more persons, including the driver.

15 or more persons, including the driver.

7 / 40

Buses are prohibited from carrying all of the following hazardous materials except:

Small-arms ammunition.

Properly secured tear gas canisters.

Properly labeled poison gas canisters.

Materials labeled radioactive in the space occupied by people.

8 / 40

Which of the following statements about downshifting is NOT true?

downshift before climbing a hill

downshift when you get to the bottom of a hill

downshift before starting down a hill

downshift before entering a curve

9 / 40

You need to be extra careful when driving smooth bore tanks:

All answers listed.

When stopping or starting.

When hauling food or milk products.

When unloading or loading.

10 / 40

How do you determine if slack adjusters need to be adjusted?

activiate the parking brake and service brake

pull out the automatic slack adjustment control knob

release the parking brakes and service brakes

release the parking brakes and activate the service brakes

11 / 40

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

the length and weight of the vehicle

drive slowly around turns and keep the center of gravity of the cargo as high as possible

drive slowly around turns and keep the cargo as close to the ground as possible

maintaining properly inflated tires and an even load on the trailer

12 / 40

What are spring brakes?

they are brakes that automatically come on for a truck or trailer when the psi drops too low

they do not function when the psi falls below 30 psi

they are powerful springs that hold back air pressure when driving

all of these answers are correct

13 / 40

What keeps air in the tanks should the air compressor develop a leak?

the air compressor

the tractor relay valve

the engine protection valve

the one-way check vavle

14 / 40

What is the standee line?

A 2 inch line down the aisle to help keep passenger traffic flowing.

A line around each seat to help each passenger have a little personal space.

A line at the back of the bus where passengers must stand before exiting.

A 2 inch line on the floor that all passengers must stay behind.

15 / 40

The basic description of a hazardous material includes the hazard class, the identification number, and the proper shipping name. Which one must appear first on the shipping paper?

The identification number.

The hazard class.

The box number.

The proper shipping name.

16 / 40

What are spring brakes?

they are large springs that are held closed by air pressure if the air pressure is increased the brakes are applied

they are big springs with air pressure in them if the air pressure decreases, the brakes are applied

they are powerful springs that are restrained by air pressure when the air pressure is removed, the brakes are applied

none of the answers listed

17 / 40

How do you test your service brakes?

pull over and activate the parking brake

release the air pressure and activate the parking brake

after releasing the parking brake, move forward slowly and apply pressure to the brake pedal

apply pressure to the brake pedal when moving at highway speeds

18 / 40

Why should you test the tractor protection valve?

to avoid loss of air from the air hose

all answers listed

to avoid the emergency brakes kicking on due to loss of air

to avoid loss of air from the trailer brakes

19 / 40

If your bus has an emergency exit door, it must:

Not have any signs, stickers, or markings anywhere near it.

Have a red electric door light turned on at all times.

Be closed when operating the bus.

All of these answers are correct.

20 / 40

Is this statement true or false: You do not need to use the parking brake if are leaving your vehicle for a short amount of time.

only when the vehicle has over 25,000 miles on it

false

true

only when the vehicle has over 60,000 miles on it

21 / 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?

continue on with your trip

decrease your speed and test the other system

stop and safely park your vehicle only continue once the issue has been resolved

decrease your speed and head to the closest mechanic

22 / 40

You should_____when the low pressure warning is activated:

maintain highway speed and keep an eye on your air pressure gauge

pump the brake pedal to come to a stop immediately

come to a safe stop while you still have control of the brakes

wait until the air brakes kick in automatically

23 / 40

Five hazard classes that require placarding in any amount are ______.

none of these answers are correct

corrosive 4, hazardous 14, flammable 2, explosives 7, and radioactive 12

explosives 11, corrosive 8, flammable 3, explosives 14, and poison 61

poison gas 23, dangerous when wet 43, explosives 13, explosives 12, and explosives 11

24 / 40

Select when you should use the parking brake:

when you are leaving your vehicle for more than an hour

when in residential areas

each time you leave your vehicle for any amount of time

with rare exception, every time you leave your vehicle

25 / 40

Select the purpose of fanning air brakes:

it increases the air pressure

it decreases the braking power

it cools them down

lower air pressure

26 / 40

Placarded vehicles must carry which type of fire extinguisher?

B-C fire extinguisher

A-B fire extinguisher

Hazmat extinguisher

C-D fire extinguisher

27 / 40

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

Check tires every 2 hours or 100 miles.

Check tires every 4 hours or 200 miles.

Check tires every hour or 75 miles.

Check tires every 3 hours or 150 miles.

28 / 40

Which of the following statements about overhead space is true?

athe heights posted at bridges are usually accurate

an empty van is lower than a loaded one

the weight of the cargo changes a truck's height

warning lights are always installed on low bridges and overpasses

29 / 40

Check to ensure that____when inspecting the coupling.

the electrical cable is unplugged

there is no slack at all in the air lines

there is minimal slack in the air lines

the landing gear handle is free to hang down

30 / 40

Where is compressed air stored?

in the storage tank

in the hose lines

in the gasoline tank

in the compartment for the engine

31 / 40

If you are transporting cargo, you should inspect the cargo and securing devices:

before the trip, within 50 miles after beginning the trip, and at least every 150 miles or 3 hours

before the trip

during every driving brake on the trip

within the first 50 miles of driving

32 / 40

If you must stop on the shoulder of the road, you should place warning devices at all of the following places except...

within 10 feet of the front or rear corners

about 100 feet in front of your vehicle

on the other side of a divided highway

about 100 feet behind your vehicle

33 / 40

Select the statement that best explains the "crack-the-whip" effect.

it is when the trailer is half full with the cargo loaded in the front half of the trailer. When you make a sudden movement of your steering wheel the cargo will forcefully slide towards the back of the trailer which will force the trailer to roll over.

it is when you make a sudden movement of the steering wheel or a quick lane change and the tractor tends to rock and sway. The velocity of the rearmost trailer forces the tractor to roll over before the trailer.

it is when you make a sudden movement of the steering wheel or a quick lane change and the rear trailer tends to swing out. The force of the rear trailer becomes amplified, which will cause it to roll over (rearward amplification).

it is when the trailer is half full with the cargo loaded in the rear half of the trailer. When you make a sudden movement of your steering wheel the cargo will forcefully slide towards the back of the trailer which will force the trailer to roll over.

34 / 40

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

Minimum of 5 feet

Minimum of 10 feet

Minimum of 2 feet

Minimum of 15 feet

35 / 40

The walls that separate compartments inside the tanks and having openings at the top and bottom are called:

Free walls

Layers

Baffles

Bulktears

36 / 40

When conducting a pre-trip inspection, the most important item to verify is _____.

that the radio transmits a signal

that the tire tread is sufficient for the expected driving conditions

that the registration is in the cup holder

that there are no leaks in the air brake system

37 / 40

Another term for a smooth bore tank is:

A tank that is easily portable.

A liquid tank that has baffles.

A tank that is made out of stainless steel.

A liquid tank that does not have baffles.

38 / 40

Which of the following statements about bus evacuation is true?

If time allows, walk through the bus and close all windows.

If time allows, notify the police.

If time allows, notify the dispatcher about evacuation location, conditions, and type of assistance needed.

If time allows, backup to the stop before evacuating the bus.

39 / 40

A placard is required for a combustible liquid at?

110 gallons

100 gallons

Any amount

1,001 pounds or more

40 / 40

What product is typically carried in a liquid tank trailer without baffles?

Fertilizer.

Fuel.

Hydrogen peroxide.

Food or milk products.

Your score is

The average score is 0%

5/5 - (1 vote)

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How To Get A kansas Commercial Drivers License

Applicants can apply for their CDL at the age of 18 years old. However, they may not drive out of the state of Kansas until they are 21 years of age. In addition, applicants must be 21 years of age or older to obtain their HazMat Endorsement and Double / Triple Endorsement. All CDL applicants must complete a Medical Self-Certification form and provide a valid DOT medical card to be eligible.

If an applicant falls into any of the descriptions below they are disqualified from obtaining their CDL.

You have more than one driver’s license.
Your driver’s license is currently suspended, revoked, denied, or canceled.
You have been convicted of driving impaired within the past 24 months.
You are disqualified from your CDL driving privileges in another state.

All Kansas CDL applicants must complete both a knowledge test and skills test to be eligible for their CDL. Specific Classes and Endorsements will require multiple tests.

Endorsements
T – Double and Triple Trailers
P – Passenger Vehicles (including city buses or transport)
S – School Buses
N – Tank Vehicles
H – HazMat
X – Tank Vehicle that carries Hazardous Materials

Hit the Open Road

kansas CDL License Test Tips

All applicants are required to take at least one general knowledge test that displays their acquired knowledge about commercial driving. This test is comprised of 50 general knowledge questions. Applicants must get a score of 80 percent or better to be eligible for their CDL Permit. Those seeking a Class A CDL will be required to complete an additional 20 questions regarding commercial combination driving. Applicants who are seeking endorsements are required to take one test per endorsement sought. These tests range between 20 and 30 questions. Applicants must receive a score of 80 percent or better to obtain their endorsement.

The skills test is comprised of three separate assessments. These include the pre-trip inspection, basic operating skills test, and the basic driving skills test. All of these must be successfully passed in order for the driver to obtain their CDL. Those seeking specific vehicle-related endorsements must take the skills test in the type of vehicle they are looking for an endorsement in.

Additional Information

Information on the Kansas Department of Revenue,
Division of Vehicles

The Kansas Department of Revenue Division of Vehicles regulates CDL requirements in Kansas. To get more information contact them via:

Website: https://ksrevenue.org/dovcdl.html

Phone: 785.296.3671

Additional Kansas CDL Helpful Links

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

kansas CDL Practice Test