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CA DMV CDL CLASS B PRACTICE
TEST| CERTIFIED Q&A 2026
Which of the following should you NOT do if you experience tire failure?
(A) Be aware that a tire has failed
(B) Stay off the break pedal
(C) Apply the breaks hard and immediately. - correct-answer - (C) Apply the
breaks hard and immediately
After your pre-trip inspection, you should inspect your cargo:
(A) within 10 miles of the start of the trip
(B) within 50 miles of the start of the trip
(C) within an hour after starting the trip
(D) within 25 miles of the start of the trip - correct-answer - (B) within 50 miles of
the start of the trip
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Step 3 of the seven-step inspection method is Start Engine and Inspect inside the
Cab. This step involves each of the following tasks, EXCEPT.
(A) Starting the engine then listening for unusual noises
(B) starting the engine, then putting the gear shift in neutral.
(C) Checking the air pressure
(D) Checking the transmission controls - correct-answer - (B) starting the engine,
then putting the gear shift in neutral.
Which of these should you NOT do during a drive wheel skid?
(A) Counter steer
(B) Steer into the skid
(C) Turn quickly
(D) Stop breaking - correct-answer - (B) Steer into the skid
Retarders
(A) reduce the need to apply the brakes to slow the vehicle
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(B) apply braking power to the drive wheels
(C) Reduce wear and tear on the brakes
(D) do all of the above - correct-answer - (D) do all of the above
Which of the following is NOT a main concern when you are driving in very hot
weather?
(A) Loose belts possibly causing overheating
(B) Tar bubbling up causing slippery roadways
(C) Your seat causing you to sweat
(D) Driving slowly enough to prevent overheating. - correct-answer - (C) Your seat
causing you to sweat
An ABC fire extinguisher is designed to work on which type of fires?
(A) Electrical
(B) Gasoline
(C) Wood, Paper, and Cloth
(D) All of the above - correct-answer - (D) All of the above
CA DMV CDL CLASS B PRACTICE
TEST| CERTIFIED Q&A 2026
Which of the following should you NOT do if you experience tire failure?
(A) Be aware that a tire has failed
(B) Stay off the break pedal
(C) Apply the breaks hard and immediately. - correct-answer - (C) Apply the
breaks hard and immediately
After your pre-trip inspection, you should inspect your cargo:
(A) within 10 miles of the start of the trip
(B) within 50 miles of the start of the trip
(C) within an hour after starting the trip
(D) within 25 miles of the start of the trip - correct-answer - (B) within 50 miles of
the start of the trip
,2|Page
Step 3 of the seven-step inspection method is Start Engine and Inspect inside the
Cab. This step involves each of the following tasks, EXCEPT.
(A) Starting the engine then listening for unusual noises
(B) starting the engine, then putting the gear shift in neutral.
(C) Checking the air pressure
(D) Checking the transmission controls - correct-answer - (B) starting the engine,
then putting the gear shift in neutral.
Which of these should you NOT do during a drive wheel skid?
(A) Counter steer
(B) Steer into the skid
(C) Turn quickly
(D) Stop breaking - correct-answer - (B) Steer into the skid
Retarders
(A) reduce the need to apply the brakes to slow the vehicle
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(B) apply braking power to the drive wheels
(C) Reduce wear and tear on the brakes
(D) do all of the above - correct-answer - (D) do all of the above
Which of the following is NOT a main concern when you are driving in very hot
weather?
(A) Loose belts possibly causing overheating
(B) Tar bubbling up causing slippery roadways
(C) Your seat causing you to sweat
(D) Driving slowly enough to prevent overheating. - correct-answer - (C) Your seat
causing you to sweat
An ABC fire extinguisher is designed to work on which type of fires?
(A) Electrical
(B) Gasoline
(C) Wood, Paper, and Cloth
(D) All of the above - correct-answer - (D) All of the above
