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Minnesota
Minnesota CDL Knowledge Test Class B 2
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Q.1
Submit
Items on a flatbed:
Are usually heavy enough to not need to be strapped down.
Should not be strapped down if you are driving more slowly than 35 mph.
Must always be secured.
Q.2
Submit
Cargo inside a trailer:
Does not need to be secured.
Should be stacked no taller than three feet high.
Should be secured to prevent movement in transit.
Should be loaded with the heaviest items on top of lighter items.
Q.3
Submit
When driving in fog, you should:
Use the windshield wipers.
Use the low beam lights.
Use the high beam lights.
Use the heater.
Q.4
Submit
When stopping, you should:
Press down the brake pedal quickly.
Press down the brake pedal gradually.
Lift up the brake pedal quickly.
Q.5
Submit
An applicant will be denied a hazardous materials endorsement if they:
Are a U.S. citizen.
Are wanted for a misdemeanor.
Are wanted for certain felonies.
Already have a driver license.
Q.6
Submit
Which of the following is a sign of a potentially drunk driver?
They are staying in their traffic lane.
They are driving a consistent speed.
They are stopping without a reason.
They have alcohol-related bumper stickers on their vehicle.
Q.7
Submit
When driving a truck requiring a CDL:
You do not need to wear a seat belt.
You are required to wear a seat belt, but only if transporting more than 500 pounds of cargo.
You must always wear a seat belt.
Q.8
Submit
What helps prevent wheel lockup when braking?
An Anti-Lock Braking System (ABS)
Air brakes
An alternator
Q.9
Submit
When are people usually the least alert?
In the morning
In the early evening
Late at night
Q.10
Submit
After a tire has been changed, the driver should stop after a short distance to:
Check the tightness of the lug nuts.
Lower the tire's air pressure.
See if rocks have gotten into the tread.
Q.11
Submit
Where is the safety relief valve usually located?
Near the rear brake
Near the front brake
In an air tank
On the dashboard
Q.12
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If making a tight turn, the operator of a CMV should:
Be able to drive as fast as the driver of a car.
Not be concerned about speed, but focus on the road.
Warn drivers behind by braking early and slowing gradually.
Q.13
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If you doubt that you have enough space to safely drive under a bridge or sign, you should:
Drive faster.
Drive more slowly.
Drive on the shoulder.
Q.14
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Before attempting to put out an engine fire:
The hood should be opened.
The engine should be turned off.
The accelerator should be depressed to use up the remaining fuel.
Q.15
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As the driver of a truck carrying a load, you are responsible for all of the following, except:
Inspecting the cargo.
Recognizing poorly balanced weight.
Knowing the phone numbers of all fire departments along your intended route of travel.
Q.16
Submit
To check the automatic transmission fluid level in some vehicles, the vehicle:
Should be parked uphill.
Should be parked downhill.
Must be washed.
May have to be left running.
Q.17
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When stopping in an emergency situation, you should:
Veer your trailer to the right and stop.
Stop in a straight line.
Veer your trailer to the left and stop.
Q.18
Submit
Driving at a consistent speed for a long period of time could be a sign of distracted driving.
True
False
Q.19
Submit
To obtain a hazardous materials endorsement, a person must be:
A U.S. citizen or permanent resident.
Perform their own background check.
New to the United States.
Q.20
Submit
When changing lanes, turn signals:
Should not be used.
Should only be used if a vehicle is close to you.
Should be used each time.
Q.21
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If turning to avoid a hazard:
You should brake hard.
You should not brake as it could cause the wheels to lock.
You should turn the wheel very sharply.
You should hold down the brakes until you are past the hazard.
Q.22
Submit
Noting the speed of other vehicles is one way to determine when to upshift.
True
False
Q.23
Submit
A cardboard box on the road:
Is not considered a hazard.
Should be avoided by driving off the roadway.
Could damage vehicle parts.
Will improve tires' traction.
Q.24
Submit
If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
32 feet
45 feet
20 feet
Q.25
Submit
In an emergency situation, you should:
Always respond by stopping.
Not always respond by stopping.
Never respond by swerving.
Always turn on your flashers to warn other drivers.
Q.26
Submit
What is brake lag?
The time required for the brakes to work after the brake pedal is pushed
The distance between the brake pedal’s resting position and the floor
The amount of air pressure used to stop a vehicle
How faded the brakes are
Q.27
Submit
A ramp's posted speed limit:
Is suitable for all vehicles.
Is suitable for some vehicles, but may be too fast for a large CMV.
Is just a suggestion and may be exceeded.
Q.28
Submit
Blocking a load:
Is dangerous and should never be done.
Helps to stabilize the load.
Is only done with liquid cargo.
Q.29
Submit
When approaching a vehicle for a pre-trip inspection, a driver should look under the vehicle:
To see if the vehicle is on an incline.
To see if there are any fresh fluids under the vehicle.
To see if the vehicle is in a parking spot.
To see if the vehicle is on a decline.
Q.30
Submit
When using a fire extinguisher on a fire, you should:
Get as close to the fire as possible.
Stand as far away from the fire as possible.
Aim the extinguisher at the top of the fire.
Q.31
Submit
Bridges usually:
Freeze, but only once the temperature drops significantly below 32 degrees Fahrenheit.
Freeze after other road surfaces freeze.
Freeze before other road surfaces.
Have heaters to prevent them from freezing.
Q.32
Submit
If a vehicle has a vehicle inspection report, the driver:
Should not look at the report and instead try to find any issues themselves.
Should take the vehicle to a mechanic.
Should review the report.
Should not conduct a pre-trip inspection and rely only on the report.
Q.33
Submit
When loading a trailer, you should:
Place as little weight as possible over the axles.
Place a well-balanced amount of weight over the axles.
Not be concerned with how the weight is distributed.
Q.34
Submit
Emergency equipment, such as a fire extinguisher, is:
Only needed for vehicles transporting hazardous materials.
Only needed for interstate travel.
Required.
Only required when transporting passengers.
Q.35
Submit
To prevent fatigue while driving, you should:
Keep the cab warm.
Keep the cab cool.
Keep the cab poorly ventilated.
Close the vents.
Q.36
Submit
A pre-trip inspection:
Should never be completed the same way two times in a row.
Should always be completed in the same order.
Should only be done if it is sunny outside.
Should not be done if the driver thinks the vehicle is in good operating order.
Q.37
Submit
A high center of gravity:
Makes a vehicle more susceptible to rollover.
Is encouraged in inclement weather.
Is required on some roads.
Improves fuel efficiency.
Q.38
Submit
When you press the brake pedal in a vehicle with S-cam brakes, air pressure pushes out the rod and moves the:
Slack adjuster.
Axle.
Brake drum.
Alcohol evaporator.
Q.39
Submit
Distracted drivers may be:
Staying within their lanes.
Traveling at consistent speeds.
Preoccupied with using their cell phones.
Not talking to anyone else in their vehicles.
Q.40
Submit
Retreaded tires:
May be used on any part of a bus.
May be used on the front of a bus.
May be used on the rear of a bus.
May never be used on a bus.
Q.41
Submit
When checking the exhaust system, it should be:
Loose.
Leaking.
Fastened securely.
Cracked.
Q.42
Submit
Where can you find the tire load rating?
On the inside of the driver’s door
On the dashboard
On the side of each tire
Under the hood
Q.43
Submit
What should a driver do if their vehicle hydroplanes?
Accelerate.
Use the brakes.
Release the accelerator and push in the clutch.
Take the vehicle out of gear.
Q.44
Submit
Air pressure should build up in a single air system within:
15 minutes.
12 minutes.
Three minutes.
Q.45
Submit
What kind of force do emergency brakes use?
Air pressure
Mechanical
Heavy
Q.46
Submit
Which of the following is true?
It is safe to drive on a tire that is missing one or two lug nuts.
A cracked lock ring on a rim is safe if you are not driving faster than 55 mph.
A missing clamp on a rim is dangerous and should be corrected.
Q.47
Submit
How long should it take for oil pressure to reach a normal level when starting a vehicle?
A few seconds
About a minute
About four minutes
Q.48
Submit
A driver should always:
Stay in one lane.
Have an emergency plan.
Stay in the left lane.
Travel faster than the speed limit.
Q.49
Submit
Poor weight balance:
Improves handling.
Makes handling more difficult.
Increases a driver’s ability to steer.
Q.50
Submit
The minimum age you must be to apply for a CDL is
True
False
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