Florida Commercial Driver’s License
(CDL) Exam With Actual Questions &
Verified Answers,Plus
Rationales/Expert Verified For
Guaranteed Pass Graded A+/2026
/Latest Update/Instant Download Pdf
1. What is the minimum age requirement to obtain a Florida Commercial
Driver’s License (CDL)?
A. 16 years old
B. 18 years old
C. 19 years old
D. 21 years old
Rationale: Florida requires CDL applicants to be at least 18 years old for
intrastate driving and 21 years old for interstate or hazardous materials
transport.
2. Which of the following vehicles requires a Class A CDL?
A. A vehicle towing another vehicle under 10,000 lbs GVWR
B. A single vehicle over 26,001 lbs GVWR
C. A combination of vehicles with a combined GVWR over 26,001 lbs
and the towed unit over 10,000 lbs GVWR
D. Any passenger vehicle with 10 seats or more
Rationale: Class A CDL is required for combination vehicles where the
trailer exceeds 10,000 lbs GVWR.
,3. What does GVWR stand for?
A. Gross Vehicle Work Rate
B. Gross Volume Weight Ratio
C. Gross Vehicle Weight Rating
D. General Vehicle Weight Requirement
Rationale: GVWR stands for Gross Vehicle Weight Rating, the maximum
total vehicle weight as specified by the manufacturer.
4. When approaching a railroad crossing, what should a driver of a
commercial vehicle do?
A. Speed up to cross quickly
B. Stop on the tracks to check for trains
C. Slow down, look both ways, and stop if required
D. Honk continuously until crossing
Rationale: Commercial drivers must slow down and be prepared to stop
at railroad crossings to ensure safety.
5. What is the purpose of the air governor in an air brake system?
A. To heat the air before entering the tanks
B. To supply air to the brakes
C. To control when the air compressor pumps air into the tanks
D. To monitor brake lining wear
Rationale: The air governor regulates when the compressor should cut in
or cut out to maintain proper air pressure.
6. What is the proper way to test air leakage in a fully charged air brake
system?
A. Apply full brakes for one minute
B. Turn off the engine, release brakes, and observe air pressure drop
C. Pump brakes until air is exhausted
D. Check for hissing sounds
Rationale: Drivers should check for air loss after shutting off the engine
, and releasing the brakes; minimal pressure loss indicates a healthy
system.
7. Which of the following requires a hazardous materials (HazMat)
endorsement?
A. Transporting food
B. Carrying passengers
C. Transporting explosives or flammable liquids
D. Driving across state lines
Rationale: HazMat endorsement is required for transporting materials
classified as hazardous by the DOT.
8. What should you do if your vehicle starts to hydroplane?
A. Brake hard
B. Release the accelerator and steer straight
C. Turn sharply
D. Accelerate slightly
Rationale: Releasing the accelerator and steering straight helps the
vehicle regain traction without skidding.
9. Which of these should be checked during a pre-trip inspection?
A. Radio volume
B. Tires, lights, brakes, and mirrors
C. Passenger seats
D. License plate color
Rationale: A proper pre-trip inspection includes safety-critical
components like tires, lights, brakes, and mirrors.
10.When should you downshift for a long downhill grade?
A. After starting down the hill
B. Halfway down the hill
C. Before starting down the hill
(CDL) Exam With Actual Questions &
Verified Answers,Plus
Rationales/Expert Verified For
Guaranteed Pass Graded A+/2026
/Latest Update/Instant Download Pdf
1. What is the minimum age requirement to obtain a Florida Commercial
Driver’s License (CDL)?
A. 16 years old
B. 18 years old
C. 19 years old
D. 21 years old
Rationale: Florida requires CDL applicants to be at least 18 years old for
intrastate driving and 21 years old for interstate or hazardous materials
transport.
2. Which of the following vehicles requires a Class A CDL?
A. A vehicle towing another vehicle under 10,000 lbs GVWR
B. A single vehicle over 26,001 lbs GVWR
C. A combination of vehicles with a combined GVWR over 26,001 lbs
and the towed unit over 10,000 lbs GVWR
D. Any passenger vehicle with 10 seats or more
Rationale: Class A CDL is required for combination vehicles where the
trailer exceeds 10,000 lbs GVWR.
,3. What does GVWR stand for?
A. Gross Vehicle Work Rate
B. Gross Volume Weight Ratio
C. Gross Vehicle Weight Rating
D. General Vehicle Weight Requirement
Rationale: GVWR stands for Gross Vehicle Weight Rating, the maximum
total vehicle weight as specified by the manufacturer.
4. When approaching a railroad crossing, what should a driver of a
commercial vehicle do?
A. Speed up to cross quickly
B. Stop on the tracks to check for trains
C. Slow down, look both ways, and stop if required
D. Honk continuously until crossing
Rationale: Commercial drivers must slow down and be prepared to stop
at railroad crossings to ensure safety.
5. What is the purpose of the air governor in an air brake system?
A. To heat the air before entering the tanks
B. To supply air to the brakes
C. To control when the air compressor pumps air into the tanks
D. To monitor brake lining wear
Rationale: The air governor regulates when the compressor should cut in
or cut out to maintain proper air pressure.
6. What is the proper way to test air leakage in a fully charged air brake
system?
A. Apply full brakes for one minute
B. Turn off the engine, release brakes, and observe air pressure drop
C. Pump brakes until air is exhausted
D. Check for hissing sounds
Rationale: Drivers should check for air loss after shutting off the engine
, and releasing the brakes; minimal pressure loss indicates a healthy
system.
7. Which of the following requires a hazardous materials (HazMat)
endorsement?
A. Transporting food
B. Carrying passengers
C. Transporting explosives or flammable liquids
D. Driving across state lines
Rationale: HazMat endorsement is required for transporting materials
classified as hazardous by the DOT.
8. What should you do if your vehicle starts to hydroplane?
A. Brake hard
B. Release the accelerator and steer straight
C. Turn sharply
D. Accelerate slightly
Rationale: Releasing the accelerator and steering straight helps the
vehicle regain traction without skidding.
9. Which of these should be checked during a pre-trip inspection?
A. Radio volume
B. Tires, lights, brakes, and mirrors
C. Passenger seats
D. License plate color
Rationale: A proper pre-trip inspection includes safety-critical
components like tires, lights, brakes, and mirrors.
10.When should you downshift for a long downhill grade?
A. After starting down the hill
B. Halfway down the hill
C. Before starting down the hill
