Knowledge Test Class B #2
Class B Driving Test | South Dakota 2025 #2 Page 6 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 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 B requirements may vary from state to state.
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36 . Most heavy trucks with manual transmissions require ____ to change gears.
Quadruple clutching
Most heavy vehicles with manual transmissions require double clutching to shift gears. Learning to effectively change gears by double clutching takes practice.
37 . If driving so slowly that you could impede the flow of traffic, you should:
If you must drive so slowly that you will impede the flow of traffic, you should turn on your four-way flashers to alert drivers behind you (as long as local laws allow the use of flashers).
38 . After traveling under an overpass during the driving skills test, you may be asked to recall:
If there was a shoulder near the roadway.
If you drive under an overpass during the on-road driving skills test, your examiner may ask you to recall the posted clearance or height of the overpass.
39 . Which of the following is not a good rule when using turn signals?
When using your turn signals, you should signal well before the turn or lane change, signal continuously throughout the turn or lane change, and cancel the signal after you have completed your move.
40 . When inspecting cargo, the driver should do all of the following, except:
Ensure that the breakable items are placed under heavier items.
Cargo should be inspected by a driver to ensure that it is properly secured, balanced, and not exceeding weight limits.
41 . What should be used to check for proper tire inflation?
A lug nut
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.
42 . 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.
2025 South Dakota | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in South Dakota, you must already possess a Commercial Driver's License (CDL). Then, you need to pass the Doubles/Triples Endorsement knowledge test. Study the relevant sections in the South Dakota CDL Manual beforehand. After passing the test, you'll receive your endorsement. Remember, driving experience with these types of vehicles is recommended.
To obtain a CDL Doubles/Triples license, you must already have a Commercial Driver's License (CDL). Then, pass the Doubles/Triples endorsement knowledge test. This test covers information found in the South Dakota CDL manual. It is also beneficial to have practical experience driving these types of vehicles, although not required. After passing the test, you'll receive your endorsement.
While specialized experience or training isn't a legal requirement for a CDL Doubles/Triples endorsement in South Dakota, it's highly recommended. Knowledge of handling these vehicles can be beneficial for the endorsement knowledge test. Studying the South Dakota CDL Manual, particularly sections on Doubles/Triples, is essential. Practical experience can also increase your chances of passing the driving test.
Yes, to obtain a CDL Doubles/Triples endorsement in South Dakota, you must pass an additional knowledge test specifically for Doubles/Triples. This test covers topics like coupling and uncoupling, inspecting doubles and triples, and handling these types of vehicles. The information for this test is found in the South Dakota CDL Manual.
The CDL Doubles/Triples endorsement test in South Dakota is a knowledge test, not a skills test. Therefore, you won't need to showcase any specific maneuvers. However, the test will cover topics such as coupling and uncoupling, inspecting doubles and triples, and the procedures for handling these types of vehicles. It's essential to understand these aspects thoroughly.
No, it is not permissible. In South Dakota, you must have a valid Commercial Driver's License (CDL) with a Doubles/Triples endorsement to legally operate double or triple trailers. Operating these vehicles without the proper endorsement can result in serious penalties, including fines and potential suspension of your CDL.
To add the CDL Doubles/Triples endorsement to your current license in South Dakota, you will need to initiate a new application. You cannot simply append the endorsement to your existing license. You will have to meet the requirements, including passing the knowledge test and paying the necessary fees, to obtain the endorsement.
Yes, there are some limitations for drivers holding a CDL Doubles/Triples endorsement. These drivers are only allowed to operate double and triple trailers. They cannot operate other types of commercial vehicles unless they have the appropriate endorsements. Also, they must follow all federal and state regulations regarding maximum weight, length, and safety requirements for double/triple trailers.
In South Dakota, the maximum legal weight for a vehicle (including double/triple trailers) is 80,000 pounds. The maximum length for a double trailer is 81.5 feet and for triple trailers, it's 103 feet. However, these limits can be exceeded with special permits, which are issued based on factors like route capacity and vehicle configuration.
Yes, there are specific safety guidelines. Drivers with a CDL Doubles/Triples endorsement must perform regular inspections to check brakes, tires, lights, and other safety equipment. They must also follow special procedures for coupling and uncoupling trailers, and they must maintain safe following distances to allow for the increased stopping time needed for these larger vehicles.