Knowledge Test Class A #1
Class A Driving Test | South Dakota 2025 #1 Page 5 of 7
Train for FREE online with our South Dakota class A license test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a SD CDL class A permit in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that CDL class A requirements may vary from state to state.
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29 . When starting an engine, warning lights and buzzers should:
After starting a vehicle's engine, the warning lights and buzzers for oil, coolant, charging circuits, and the Anti-Lock Braking System (ABS) should go out right away.
30 . What can happen if parking brakes are used in very wet weather with temperatures below freezing?
The brakes may become too smooth to be used.
Parking brakes should not be used in very wet weather when temperatures are below freezing. The brakes could become frozen in place, making it impossible to move the vehicle.
31 . When checking tires, finding which of the following is not a cause for concern?
When checking your vehicle's tires, you should confirm that air pressure is neither too low nor too high; that there is at least 4/32 of an inch of tread depth in every major groove on the front tires; and that radial and bias-ply tires are not used together.
32 . Mirrors should be used:
When driving, you should frequently check the mirrors on both sides of your vehicle.
33 . During the driving test, the examiner will be scoring you on:
During the on-road driving test, the examiner will be scoring you on specific driving maneuvers, as well as your general driving behavior.
34 . If a truck's Anti-Lock Braking System (ABS) is not working:
The truck will lack brakes on its left side.
