MN Class B CDL Practice Test Exam
Questions & Answers (Grade A+)
What is the minimum number of tie-downs required to secure a 10-
foot piece of cargo? -
correct answer ✅Two
ABS Breaks -
correct answer ✅Help you avoid wheel lock-up
Which of the following surfaces provides the least amount of
traction? -
correct answer ✅Ice that is wet
There is no penalty for refusing to undergo blood alcohol testing. -
correct answer ✅False.
The two markings on a front brake limiting valve usually read: -
correct answer ✅"Normal" and "Slippery"
Bridges usually.... -
correct answer ✅Freeze before other surfaces.
When backing a truck, you should: -
correct answer ✅Use both side mirrors.
,MN Class B CDL Practice Test Exam
Questions & Answers (Grade A+)
Placards should be used: -
correct answer ✅Any time a vehicle is carrying hazardous
materials.
Drivers often tailgate trucks in bad weather. -
correct answer ✅True.
Which part of the truck is the air compressor connected to? -
correct answer ✅The engine.
If driving so slowly that you could impede other drivers, you should:
-
correct answer ✅Drive while using your four-way flashers.
Air brakes use ____ to function. -
correct answer ✅Compressed Air
Which of the following can help you determine when to upshift? -
correct answer ✅Engine Speed and Road Speed
, MN Class B CDL Practice Test Exam
Questions & Answers (Grade A+)
Convex mirrors: -
correct answer ✅Can help drivers see a larger area.
During a basic vehicle control skills test, what is considered an
encroachment? -
correct answer ✅The vehicle crossing over an exercise boundary
line.
If the low air pressure warning signal comes on, you should: -
correct answer ✅Pull over and inspect the brakes.
What happens when a vehicle hydroplanes? -
correct answer ✅The tires lose contact with the road.
Header boards: -
correct answer ✅Protect the driver from being hit by cargo
How should you check your hydraulic brakes? -
correct answer ✅Pump the brakes three times, then apply firm
pressure to the brake pedal for five seconds. The brake pedal
should not move.
Questions & Answers (Grade A+)
What is the minimum number of tie-downs required to secure a 10-
foot piece of cargo? -
correct answer ✅Two
ABS Breaks -
correct answer ✅Help you avoid wheel lock-up
Which of the following surfaces provides the least amount of
traction? -
correct answer ✅Ice that is wet
There is no penalty for refusing to undergo blood alcohol testing. -
correct answer ✅False.
The two markings on a front brake limiting valve usually read: -
correct answer ✅"Normal" and "Slippery"
Bridges usually.... -
correct answer ✅Freeze before other surfaces.
When backing a truck, you should: -
correct answer ✅Use both side mirrors.
,MN Class B CDL Practice Test Exam
Questions & Answers (Grade A+)
Placards should be used: -
correct answer ✅Any time a vehicle is carrying hazardous
materials.
Drivers often tailgate trucks in bad weather. -
correct answer ✅True.
Which part of the truck is the air compressor connected to? -
correct answer ✅The engine.
If driving so slowly that you could impede other drivers, you should:
-
correct answer ✅Drive while using your four-way flashers.
Air brakes use ____ to function. -
correct answer ✅Compressed Air
Which of the following can help you determine when to upshift? -
correct answer ✅Engine Speed and Road Speed
, MN Class B CDL Practice Test Exam
Questions & Answers (Grade A+)
Convex mirrors: -
correct answer ✅Can help drivers see a larger area.
During a basic vehicle control skills test, what is considered an
encroachment? -
correct answer ✅The vehicle crossing over an exercise boundary
line.
If the low air pressure warning signal comes on, you should: -
correct answer ✅Pull over and inspect the brakes.
What happens when a vehicle hydroplanes? -
correct answer ✅The tires lose contact with the road.
Header boards: -
correct answer ✅Protect the driver from being hit by cargo
How should you check your hydraulic brakes? -
correct answer ✅Pump the brakes three times, then apply firm
pressure to the brake pedal for five seconds. The brake pedal
should not move.
