florida
CDL Practice Test

This site is available to take practice questions to prepare for the Florida CDL test. The questions on these practice tests come from the Florida CDL Handbook. The tests are free and you are able to take them as many times as you would like. Use these practice tests as a way to prepare to obtain a CDL in Florida. 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. Good luck!

1 / 40

How far before a railroad crossing should you stop your bus?

10 to 35 feet

100 feet exactly

50 to 75 feet

15 to 50 feet

2 / 40

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

directly in front of the trailer

about 12 degrees to the left of the trailer

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

above 12 degrees to the right of the trailer

3 / 40

Which of the following is a key steering component?

torque rod

gear box

leaf spring

bearing plate

4 / 40

This object should not be damaged, bent, or rusted through and be evenly centered with the tires and dual wheels evenly separated.

Tire rims

All answers listed

Lug bolts

Budd spacing or spacers

5 / 40

Which of the following should you NOT do if you experience a tire failure?

you need to be aware that a tire has failed

engage the brakes hard and immediately

stay off the brake pedal

hold the steering wheel firmly

6 / 40

How do you test your service brakes?

apply pressure to the brake pedal when moving at highway speeds

pull over and activate the parking brake

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

release the air pressure and activate the parking brake

7 / 40

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

Open and inspect every package and container.

Ask the driver.

Check for a fence around the loading dock.

Look at the shipping papers.

8 / 40

Select the true statement in regards to your brake function when your ABS fails

you will have no control over your truck as the brakes will not be functioning

the abs will need to be repaired but the brakes will function normally

there is a huge fire risk

you will need to pull over immediately

9 / 40

When accelerating:

speed up smoothly and gradually and avoid jerking

"hammer down" when your wheels start to spin

do not engage the clutch before you take your foot off the brake

always use the parking brake to slow down

10 / 40

You should check your mirrors while making a lane change:

right after you start the lane change

after you signal your intent to change lanes

after you have completed the lane change

all answers listed

11 / 40

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

Layers

Bulkheads

None of the answers listed

Waffles

12 / 40

When checking for_____you are looking for dripping fluids or puddles on the ground below the transmission or engine.

air brake system

coolant level

power steering fluid

leaks

13 / 40

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

Make sure your passengers are wearing seat belts.

Know where other vehicles are around your bus by checking your mirrors.

None of these answers are correct.

Warn passengers with a loud and clear voice.

14 / 40

Should the air pressure in the service air tanks fall below____the driver must be alerted via warning mechanism in the truck cab.

30 psi

80 psi

50 psi

60 psi

15 / 40

Select the correct setup for shut-off valves:

the front shut-off valves are closed and the rear trailer valves are open

the front and back shut-off valves are closed

the rear shut-off valves are closed and the front trailer valves are open

the front and back shut-off valves are open

16 / 40

Select the true statement in regards to empty trucks:

they may have poor traction due to bouncing and wheel lockup

none of the answers listed

they require a shorter stopping distance than a fully loaded trailer

they are easier to stop because there isn't cargo shifting in the trailer

17 / 40

Select the part that is not a part of the drum brake:

safety valve

axle

slack adjuster

brake drum

18 / 40

This item should be firmly attached the to frame, be solid, and clear of objects:

The catwalk

The lock pins

None of these answers are correct answers are correct

The locking jaw

19 / 40

Drivers placard their vehicle to _____ the risk.

elevate

communicate

take away

minimize

20 / 40

In what position should the converter dolly air tank drain valve be in for double trailer combination?

in a closed position

in an open position

in a 1/3 open position

in a halfway closed position

21 / 40

What should you hear when you test the trailer brakes by opening the service air line at rear of trailer with the hand valve on?

the service brakes will move to a fully applied position

you should hear air escape from the open valve

the emergency air line will release air

none of the answers listed

22 / 40

If a rider wants to bring a car battery or a can of gasoline or kerosene aboard your bus, you should:

Have the rider pay a second fare.

Instruct the rider to sit next to an open window.

Put the materials in the bus's "safe box".

Not allow the rider to do it.

23 / 40

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

drink coffee

take a cold shower

do a little exercise

get sleep

24 / 40

To avoid rollover when going through a curve, the best thing to do is:

Pump the brakes through the curve.

Ride the brakes through the curve.

Drive at a speed below the posted speed limit.

Drive at a speed higher than the posted speed limit.

25 / 40

This should be cleaned and then adjusted properly while inside the cab.

The lug bolts

The mirrors

The headlights

The windshield

26 / 40

The minimum tire tread depth for front tires is:

4/32-inch

1/32-inch

3/8-inch

1/2-inch

27 / 40

If your bus is equipped with an emergency exit door, it must:

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

Be secured when the bus is being driven.

Always have a red door light turned on.

All of these answers are correct.

28 / 40

A tank vehicle:

Is a vehicle that can transport liquified gasses.

Is a vehicle that can transport bulk fertilizer.

All answers listed.

Is a vehicle that can transport liquid.

29 / 40

When should you check your mirrors for a lane change?

After completing the lane change.

Right after starting the lane change.

All of these answers are correct.

Before and after signaling the change.

30 / 40

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

Twice per year

Every 3 years

Every 2 years

Annually

31 / 40

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

tip

shank

apex

dull section

32 / 40

Which contains more alcohol: a 12-ounce glass of 5% beer, a 5-ounce glass of 12% wine or a 1 1/2-ounce shot of 80 proof liquor?

1 1/2-ounce shot of 80 proof liquor

5-ounce glass of 12% wine

they all contain the same amount of alcohol

12-ounce glass of 5% beer

33 / 40

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

Down and that the handle is secured.

Down and that the handle is hanging free.

Raised and that the handle is hanging free.

Raised and that the handle is secured.

34 / 40

After the initial drop, the maximum leakage rates per minute is:

4 psi for a combination vehicle and 3 psi for a single vehicle

10 psi for combination vehicle and 5 psi for single vehicle

3 psi for combination vehicle and 1 psi for single vehicle

6 psi for a combination vehicle and 5 psi for single vehicle

35 / 40

Two causes of tire fires are ______.

duals that touch and road debris

under-inflated tires and poor retreads

under-inflated tires and duals that touch

hot brakes and under-inflated tires

36 / 40

What is the normal operating range for a truck's oil pressure?

This is engine-specific

40-60 psi

20-30 psi

30-75 psi

37 / 40

When driving with multiple trailers, which one should be right behind the tractor?

the trailer with the heaviest load

the trailers shortest in length

the trailer with the smallest road

the trailer longest in length

38 / 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.

latched, closed

latched, open

free, closed

free, open

39 / 40

When driving in very hot temperatures, you should:

all of these answers are correct

check your tires every 2 hours or every 100 miles

let your tires cool down (remain stopped) if they are too hot to touch

insure that you have enough antifreeze in the system

40 / 40

Select when you should use the hand valve to park a combination vehicle.

never

when parking in a commercial lot

when parking on a downgrade

when parking at a loading dock

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A florida Commercial Drivers License

Applicants can get their CDL at the age of 18. Person between the ages of 18 and 21 are restricted to intrastate driving, cannot drive doubles or triples, and may not be endorsed for Hazmat transport. Those age 21 and older may receive all available endorsements and drive interstate. CDL applicants must obtain a DOT medical card to be eligible for their commercial driver’s license.

Any drivers that fall into the below categories are disqualified from obtaining their CDL.

Having a license from any other state than Florida.
Being convicted of driving impaired in a commercial vehicle in the past two years.
Having a suspended, revoked, or canceled driver’s license.
Being disqualified from CDL driving privileges in another state.

All applicants must complete one or more knowledge tests and a skills test in order to be eligible to receive their commercial driver’s license.

Endorsements
H – Hazmat
N – Tank Vehicles
P – Passengers
S – School Bus
T – Double / Triple Trailers
X – Placarded Hazmat & Tank Vehicles

Hit the Open Road

florida CDL License Test Tips

Each applicant is required to complete a knowledge test in order to receive their CDL, with a score of 80% or better. Depending on the Class and Endorsements sought, there are multiple knowledge tests that much be taken. These include:

Class A – 70 Questions (50 General Knowledge + 20 Combined Vehicle)
Class B,C – 50 General Knowledge Questions
Passenger, Doubles/Triples, and Tank Endorsements – 20 Questions
School Bus Endorsement, Air Brake Restriction Removal – 25 Questions
Hazmat Certification – 30 Questions

All applicants must complete a three section skills test. This includes a vehicle inspection, on-road driving assessment, and basic controls test. Those seeking endorsements for School Bus and Passengers as well as the Air Brake Restriction Removal will need to complete the skills test in the respective vehicle for their endorsement or removal. For example, those seeking the School Bus Endorsement must complete the skills test in a school bus.

Additional Information

Information on the Florida Department of Highway Safety & Motor Vehicles

The Florida Highway Safety and Motor Vehicles provides oversight and administration for the CDL requirements and testing in Florida. To get more information contact them via:

Website: https://www.flhsmv.gov/driver-licenses-id-cards/commercial-motor-vehicle-drivers/

Phone: 850.617.2606

Additional Florida CDL Helpful Links

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

florida CDL Practice Test