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The CDL general knowledge test is required to be taken by all CDL applicants. The Wisconsin 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 Wisconsin 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 WI 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.
When an aggressive driver confronts you, you should:
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make eye contact.
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avoid eye contact.
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return gestures and shouts.
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sound your horn and move to the left lane.
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2.
When driving, you:
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should carefully evaluate road and traffic conditions to decide if you should use turn signals.
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should only use turn signals if there is a vehicle behind you.
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should not use turn signals when the road is empty.
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should always use turn signals to tell other drivers your intentions.
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3.
To test the parking brake:
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step on and off the brake pedal to reduce air pressure.
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turn off the engine.
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gently try to pull forward with the parking brake on.
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check that all shut-off valves are in the open position.
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4.
To recognize when it's time to shift up to a higher gear, use:
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engine speed (rpm) and road signs.
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engine sounds and road signs.
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engine speed (rpm) and road speed (mph).
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road speed (mph) and engine oil temperature.
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5.
To test for hydraulic leaks, you should:
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apply the brakes firmly using the brake pedal and check to see if the brake pedal returns to its normal position.
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use the stab braking method, then re-apply the brakes as soon as you can.
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keep the wheels locked up after you release the brakes.
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pump the brake pedal three times, then hold the pedal for five seconds. The pedal should not move.
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6.
If you feel drowsy, you should _______ before driving.
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drink coffee
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exercise
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listen to upbeat music
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sleep
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7.
The vehicle inspection report:
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tells the shipper how to package the materials.
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ensures that vehicle inspections are conducted regularly.
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tells the motor carrier about problems that may need fixing.
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ensures that when the driver gets behind the wheel, the mechanic is responsible for the safe operation of the vehicle.
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8.
To use road speed to know when to switch gears you should:
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use the posted speed limit as a guide.
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learn the operating rpm range of your vehicle.
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watch your tachometer, and shift up when your engine reaches the top of the range.
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learn what speeds each gear is good for.
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9.
Which of the following statements about overhead clearance is true?
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If the road causes your vehicle to tilt, you should drive a little closer to the side of the road.
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You should assume the heights posted at bridges and overpasses are correct.
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The weight of a cargo van changes its height.
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All of the above.
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10.
Which of the following is NOT considered a serious traffic violation?
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Reckless driving
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Sounding your horn to let others know you are there
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Making improper lane changes
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Driving at 15 mph or more above the posted limit
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