FREE CDL Class B Driving Test Online | South Dakota 2024 Page 4 of 7
Train for FREE online with our South Dakota class B 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 B permit in 2021, 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 B requirements may vary from state to state.
22 . Without oil in its engine:
An engine can be rapidly destroyed if it is run without oil. If its oil pressure gauge is low or fluctuating, do not operate a vehicle.
23 . The two indicators that determine when you should upshift are:
There are two indicators that determine when you need to shift into a higher gear. One indicator is the engine speed (rpm). You should read your vehicle's manual to learn its rpm range and shift up when you reach the top of that range. The other indicator is road speed (mph). You should learn which speeds each gear can accommodate, then keep an eye on the speedometer and shift up as needed.
24 . When accelerating on a surface with poor traction, such as a wet road, a driver should:
You should accelerate very gradually when driving under conditions that create poor traction.
25 . What should be used to check for proper tire inflation?
During the vehicle inspection test, you must use a tire gauge to check for proper tire inflation. You will not receive passing credit if you simply kick the tires.
26 . When starting a vehicle, the coolant temperature gauge should:
Keep an eye on the gauges after starting the engine. The coolant temperature gauge should begin a gradual rise to the normal operating range.
27 . A second conviction of operating a CMV with a minimum blood alcohol concentration (BAC) of 0.04 percent will result in:
It is illegal to operate a CMV if your blood alcohol concentration (BAC) is 0.04 percent or higher. A first offense will result in the loss of your CDL for one year. A second offense will result in the loss of your CDL for life.
28 . If you plan to slow down, you can warn drivers behind you by:
Before slowing down, it is a good idea to flash your brake lights by lightly tapping your brake pedal a few times. This will warn drivers behind you of your plans to slow down.
See the exact questions that will be on the 2024 South Dakota DMV exam.
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