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

This gauge has a governor cut-off.

2 / 40

Why does it take special skills to haul a tank vehicle?

3 / 40

A commercial motor vehicle (CMV) is defined as:

4 / 40

When you discharge an unruly passenger, you must choose a place that is:

5 / 40

The trailer height is correct for connecting a converter dolly to a second trailer when:

6 / 40

Of the following hazardous material classes, which is the most dangerous?

7 / 40

When is it best to wear your seat belt?

8 / 40

When should you check your mirrors for a lane change?

9 / 40

Urban mass transit coaches may have a brake and accelerator interlock system. Which of the following statements is true?

10 / 40

You should never brake and should rely only steering inputs to avoid a crash while driving a tanker truck.

11 / 40

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

12 / 40

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

13 / 40

Overhead inside mirror is used to:

14 / 40

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

15 / 40

This gauge will indicate if the generator or alternator is charging:

16 / 40

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

17 / 40

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

18 / 40

The driver's manual advises you to disconnect the steering axle brake to keep the rig straight:

19 / 40

Wet brakes can cause _____.

20 / 40

If you have riders on board, you must never refuel:

21 / 40

When transporting both hazardous and non hazardous materials, your bills must:

22 / 40

What handling effect should you expect when your tank has baffles?

23 / 40

The most important hand signal you should agree on with a helper is:

24 / 40

You should check your mirrors while making a lane change:

25 / 40

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

26 / 40

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

27 / 40

Who is responsible for packaging, labeling, and preparing the hazardous material shipping papers for a common carrier?

28 / 40

What is the reason that placards are used?

29 / 40

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

30 / 40

An emergency escape ramp should be used _____.

31 / 40

When driving tank vehicles you should:

32 / 40

Why should you not use the trailer hand brake to straighten out a jack knifing trailer?

33 / 40

Select the true statement in regards to handing triples and doubles

34 / 40

Select the statement that describes smooth bore tanks:

35 / 40

Air pressure should build___with a dual air system.

36 / 40

When is it acceptable for non-hazardous materials to be described by hazard class words or identification numbers?

37 / 40

You don't want to use wheel chocks when hooking a combination to a second trailer with no spring brakes. What should you do?

38 / 40

Always try to back toward the driver's side because

39 / 40

Which of the following is a reason that shippers package material?

40 / 40

What is the safest way to stop unruly behavior on the bus?

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.

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.