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The CDL general knowledge test is required to be taken by all CDL applicants. The Minnesota CDL test consists of 50 questions. To pass, you must correctly answer at least 40 questions (80%). The general knowledge test covers the contents of the Minnesota CDL Manual.
All CDL applicants (Class A, B and C) must study the following sections: Driving Safely, Transporting Cargo Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, Road Test. In addition, the Class A CDL test will include questions based on the Combination Vehicles section. Take this CDL practice test now to prepare for the actual MN general knowledge test!
To get your CDL, you must pass both the knowledge and skills tests. CDL knowledge tests include: General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, Firefighter. Depending on what class of license (A, B or C) and endorsements you need, you must take one or more knowledge tests. A special endorsement is also required to drive certain types of vehicles. The following endorsements may be used with a Class A, B or C CDL: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X) and Passenger Transport (P). The School Bus endorsement (S) is only available for Class A or B CDL, and the Doubles/Triples endorsement (T) is only available for Class A driver's licenses.
1.
Axle weight is:
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the weight transmitted to the ground by one axle or one set of axles.
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the value specified by the manufacturer as the loaded weight of one axle.
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the maximum safe weight your tires can carry at a specified pressure.
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the weight of all the axles added together.
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2.
Black ice:
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is thick enough that it makes the road look wet.
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is thick enough that it makes the road look dry.
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is a thin layer that is clear enough that you can see the road underneath it.
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None of the above.
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3.
Enough tread is especially important in winter conditions. You need at least ________ tread depth on steering axle tires.
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4/32 inch
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8/32 inch
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6/24 inch
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2/8 inch
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4.
The definition of Gross Vehicle Weight is:
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Total weight of cargo
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Axle weight + cargo weight
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Total weight of a single vehicle minus fuel
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Total weight of a single vehicle + cargo
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5.
In the event of brake failure you should NOT:
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downshift.
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shift up.
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pump the brakes.
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use the parking brake.
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6.
When going down a long downgrade, the speed of your vehicle will likely:
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increase.
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decrease.
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stay the same.
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None of the above.
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7.
If a tire fails while you are driving, you should:
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brake as hard as possible.
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call your supervisor for instructions.
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stop on the roadway if possible.
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stay off the brake
until your vehicle has slowed down.
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8.
When driving at night, you should dim your lights within _____ of an oncoming vehicle and when following another vehicle within _____ .
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200 feet ; 100 feet
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200 feet ; 200 feet
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500 feet ; 500 feet
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300 feet ; 50 feet
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9.
Effects of distracted driving include:
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improved reaction time.
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increased following distance.
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reduction in braking distance.
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incorrect inputs to the steering.
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10.
Which of the following statements about engine belts and driving in hot weather is true?
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Loose belts will result in overheating.
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Loose belts will not turn the water pump and/or fan on properly.
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You can check v-belt tightness by pressing on the belts.
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All of the above.
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