Wisconsin
CDL Practice Test

Use these sample tests as you prepare to gain a CDL in Wisconsin. This site is free to use and you can take these practice tests as many times as you would like. The questions on these tests cover topics and regulations pertaining to the various class levels of CDL licenses in Wisconsin. 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 Quiz" button below to begin. Good luck!

1 / 40

There must not be more than_____for engine compartment belts.

3/4 inch of play at the center of the belt

1/2 inch of play at the center of the belt

1/4 inch of play at the ends of the belt

1/2 inch of play at the end of the belts

2 / 40

Animals and human foodstuffs should not be loaded in the same vehicle with?

Flammable liquids

Flammable gases

Poisons

Explosives

3 / 40

With the controlled braking method, you _____?

apply the brakes as hard as you can without locking the wheels

repeatedly tap the brakes as fast as you can

lightly apply braking pressure

apply the brakes all the way until the wheels lock up, release the brakes and apply them again when the wheels start to roll again

4 / 40

The most dangerous time during the school bus ride is:

When loading and unloading students.

When the students become unruly on the bus.

On long bus journeys.

Crossing railway crossing.

5 / 40

Which of these statements about speed management and braking is true?

You need about four times as much stopping distance at 40 mph as at 20 mph.

The posted speed limit will always allow you to stop safely.

Stopping time increases by one second for each 10 mph over 20 mph.

The total stopping distance of a bus is the distance it takes to stop once the brakes are applied.

6 / 40

Remember to_____to prevent rollovers.

drive slowly around turns

have the load centered

have the load as low to the ground as possible

all answers listed

7 / 40

How do you check the coolant level?

Inspect the reservoir sight glass or remove the radiator cap if the engine isn't hot.

Remove the radiator cap once it is at operating temperature.

None of the answers listed.

While wearing rubber gloves and safety glasses.

8 / 40

Select which vehicles are required to have a low air pressure warning signal:

all operating vehicles with air brakes

all vehicles built after 2010

all vehicles built after 2005

they are optional

9 / 40

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

Waffles

Layers

None of the answers listed

Bulkheads

10 / 40

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

Unload the student at the next stop.

Call school administrator or the police to remove the student.

Remove the student from the vehilce for the safety of the other children.

Stand up and speak respectfully to the offender, if a change of setting is needed, have the student move to a seat near you.

11 / 40

How many different hazard classes are there?

12 / 40

If you work for an interstate carrier:

You must complete a written inspection report for each bus driven.

Only fill out report for buses with defects.

None of these answers are correct.

If there are no defects, no report is necessary.

13 / 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?

air leaving the open valve

the engine brake to kick on

the emergency line valve to release air

the service brakes more to a fully applied position

14 / 40

Another term for a smooth bore tank is:

A liquid tank that does not have baffles.

A liquid tank that has baffles.

A tank that is easily portable.

A tank that is made out of stainless steel.

15 / 40

You should line up_____when getting ready to back under the trailer.

above 12 degrees to the right of the trailer

about 12 degrees to the left of the trailer

directly in front of the trailer

for the kingpin to activate on the driver's side first

16 / 40

You are driving a 40 foot truck at 35 MPH, how much space (in seconds) should you keep in front of you?

3 seconds

5 seconds

6 seconds

4 seconds

17 / 40

Select the true statement in regards to crossing your air lines on a new trailer with spring brakes

there is no way to know if there is an issue

you will have brakes that are not operational

you will be unable to release the tractor brakes

you will be unable to realse the trailer brakes

18 / 40

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

maintaining properly inflated tires and an even load on the trailer

the length and weight of the vehicle

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

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

19 / 40

Mirrors with a convex surface or "spot" mirrors _____.

make things look closer and larger than they actually are

they show a larger area than flat mirrors so do not need to be checked as often

make things look farther away and smaller than they actually are

are illegal in most states

20 / 40

How should you know when to shift?

engine speed and the shift indicator light

every 3 to 5 seconds or engine speed

road speed and wind speed

engine speed and road speed

21 / 40

Drivers placard their vehicle to _____ the risk.

take away

elevate

minimize

communicate

22 / 40

The bus driver must accept responsibility for supervising and controlling students while on the bus route. Who is the person in charge?

Parents of the students on the bus.

Students on the bus.

Bus driver.

The school district superintendent.

23 / 40

Which of the following is a recommended procedure when unloading the students?

Tell students to remain seated until they are told to exit.

Put the transmission in neutral gear and put on the brakes.

Let the students begin moving to the front of the bus before it's fully stopped to maximize efficiency.

Position yourself outside of the bus in front of crossover mirror to supervise unloading.

24 / 40

A placard is required for a combustible liquid at?

110 gallons

100 gallons

1,001 pounds or more

Any amount

25 / 40

You should adjust all the outside left and right side flat mirrors to see:

The children's exit path out of the main bus door.

The entire area to the rear of the mirror along the side of the bus.

The rear right and left tires touching the ground as well as 200 feet behind the bus.

The passenger area inside the bus.

26 / 40

The cause of almost half of all truck driver deaths are:

a result of following behind too closely

a result of excessive speed

a result of rollover

a result of changing lanes too frequently

27 / 40

The Emergency Response Guidebook (ERG):

Is studied by emergency personnel to help keep the public safe.

All of these answers are correct.

Contains an index of hazardous material id numbers, which is why you must label things correctly.

Was created by the national department of transportation, so it is used nationwide.

28 / 40

Tankers used to transport hazardous materials on vehicles must be marked with:

The chemtrec phone number.

The date of manufacture.

The un or na id number of the product.

The owner's puco or icc number.

29 / 40

When should you not use the parking brakes?

when the brakes are hot

when air pressure is low

while on a steep hill

while in hot weather

30 / 40

An emergency escape ramp should be used _____.

only when not carrying a load

any time the truck experiences a significant loss of braking power

only in ideal conditions

only when it is raining

31 / 40

Is it mandatory that all vehicles with air brakes have low air pressure warning signals?

for small vehicles only

for large vehicles only

yes

32 / 40

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

take a cold shower

do a little exercise

drink coffee

get sleep

33 / 40

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

activiate the parking brake and service brake

release the parking brakes and activate the service brakes

pull out the automatic slack adjustment control knob

release the parking brakes and service brakes

34 / 40

What are the 3 methods for securing a second trailer before coupling?

parking on level ground, chocking the tires, and charging the trailer air tank if it doesn't have spring brakes

parking against another trailer, locking the trailer door, and chocking the tires

chocking the tires, parking on level ground, and charging the air tank

all answers listed

35 / 40

Where are shut-off valves located?

at the back of the trailer

at the front of the trailer

at the front and back of the trailer

either at the front or the back of the trailer

36 / 40

Remember to____when connecting the converter dolly to the rear trailer.

lock the trailer brakes

ensure that the landing gear is slighty off of the ground

check the trailer height

all answers listed

37 / 40

What is a passive railway crossing?

The type of crossing with no cross buck sign.

The type of crossing, which does not have any type of traffic control device.

The type of crossing on which the driver does not have to stop.

The type of crossing where you can pass the tracks without stopping.

38 / 40

Play of the steering wheel should not exceed:

5 degrees

10 degrees

15 degrees

30 degrees

39 / 40

Which of the following hazard classes utilizes a transport index in order to determine how much of it can be loaded on a single vehicle for transport?

Class 4—live chickens

Class 1—explosives

Class 7—radioactive materials

Class 3—flammable liquids

40 / 40

You are required to have a tank endorsement when transporting:

Passengers

Materials that are hazardous

Gas or liquid

Bulk fertilizer

Your score is

The average score is 42%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A Wisconsin Commercial Drivers License

To be eligible for a CDL in Wisconsin, applicants must meet the following age eligibility requirements:

Be at least 18 years old to operate a commercial vehicle intrastate (within Wisconsin only).
Be at least 21 years old to operate a commercial vehicle interstate (outside of Wisconsin).

Wisconsin CDL applicants must be medically certified that they are physically fit to operate a commercial vehicle and pass a vision test.

Applicants are required to submit the following documents:

(Form MV3230) Commercial Driver: Tier of Operation
(Form MCSA-5876) Medical Examiner’s Certificate

Interstate non-excepted (drivers who do not work for the state or federal governments) must meet federal DOT requirements. Intrastate non-excepted drivers must meet the state requirements.

Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Wisconsin. Applicants can be disqualified for having multiple licenses.

Endorsements

H – Hazmat Vehicles
N – Tank Vehicles
P – Passenger Vehicles
S – School Bus
T – Double or Triple Trailer
X – Combination Tank Vehicles and Hazmat Vehicles

Hit the Open Road

Wisconsin CDL License Test Tips

Knowledge Test
All Wisconsin CDL applicants must pass the general knowledge test prior to taking the skills test. To pass the Wisconsin test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees.

Skills Test
The Wisconsin skills test can be taken 14 days after applicants pass the knowledge test. It includes a pre-trip vehicle inspection, basic control skills and on-road driving. Applicants must pass each section.

Military CDL Waivers
Military veterans and current military members can apply to have the skills exam waived if they meet the requirements.

To qualify for a waiver, applicants must:

Reside in Wisconsin.
Be currently active in the military.
Have operated a commercial vehicle as part of their military duties.
Have been honorably discharged from the military within the past 12 months.
Submit (Form MV3588) Military Service CDL Skills Test Waiver Application. (A portion of this document must be completed by the commanding or training officer.

Additional Information

Information on the Wisconsin Department of Transportation

The State of Wisconsin Department of Transportation is the authority for CDL regulations in Wisconsin. To get more information contact them via:

Website: https://wisconsindot.gov/Pages/dmv/com-drv-vehs/cdl-how-aply/cdl-how-to-apply.aspx

Phone: 608.264.7447

Additional Wisconsin CDL Helpful Links

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

Wisconsin CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get A Wisconsin Commercial Drivers License

Hit the Open Road

Wisconsin CDL License Test Tips

Additional Information

Information on the Wisconsin Department of Transportation

Additional Wisconsin CDL Helpful Links

Wisconsin
CDL Practice Test