South Dakota CDL Permit Test - Class A

Number of questions: 50
Passing score: 40
Directions: This license is required for driving any legal combination of vehicles, with a gross combination weight rating of 26,001 pounds or more, provided the GVWR of a trailer exceeds 10,000 pounds To receive this license, applicants must pass a 50-question test. To pass, applicants must answer 40 questions correctly. Each question has three or four possible answer choices. Test questions come from the South Dakota Commercial Driver License Manual. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination, Doubles and Hazardous Materials. Endorsements that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.
You have made error so far
Passing grade —
10 or fewer errors
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1.
Rims with welding repairs:
Are not safe
Are acceptable for tires in the rear of the vehicle
Are acceptable only when carrying a heavy load
2.
Cargo inside a trailer:
Does not need to be secured
Should only be stacked 3 feet high
Should be secured to prevent movement
Should be loaded with the heaviest items on top of lighter items
3.
For controlled braking in an emergency, you should:
Apply the brakes as hard as possible without locking the wheels
Apply the brakes with about half force
Apply the brakes so the wheels lock
Apply the brakes with minimal pressure
4.
When driving, mirrors should:
Not be used, as they are distracting
Not be used unless there is traffic
Be checked regularly
5.
When driving in hot weather,
The air pressure in tires will decrease
The engine oil can help to keep the engine cool by providing lubrication in the engine
Antifreeze is not important
6.
Rims with welding repairs:
Are not safe
Are acceptable for tires in the rear of the vehicle
Are acceptable only when carrying a heavy load
Are acceptable in combination vehicles
7.
To correct a drive-wheel braking skid, the driver should do all of the following except:
Stop braking
Turn quickly in the direction of the skid
Once a vehicle is back on course, counter-steer
Accelerate
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