Knowledge Test Class B #2
Class B Driving Test | Delaware 2025 #2 Page 5 of 7
Train for FREE online with our Delaware 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 DE 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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29 . A low air pressure warning signal should activate:
When tank pressure falls below 5 psi.
In an air brake system, a low air pressure warning signal must come on if air pressure in the tanks falls below 55 psi. This warning signal may come in the form of a light, a buzzer, or a wig wag.
30 . During a basic vehicle control skills test, what is considered an encroachment?
The vehicle stalling while the driver shifts gears.
An encroachment during the basic vehicle control skills test is when an exercise boundary line is touched or crossed by any portion of the applicant's vehicle. Every encroachment will be counted as an error.
31 . When turning, when should the turn signal be canceled?
Always signal continuously through a turn. Do not cancel a signal until the turn is finished.
32 . Steering that feels heavy is often a sign of:
The coolant overheating.
If steering begins to feel heavy, it is likely that one of your front tires has failed. If you feel a change to your steering, you should exit the road as quickly as is safely possible and check your tires.
33 . After driving over a bridge during the driving skills test, you may be asked to recall.
If there was a crosswalk on the bridge.
If you drive over a bridge during the on-road driving skills test, the examiner may ask you afterwards to recall the bridge's posted weight limit.
34 . When starting an engine:
After a vehicle is started, the warning lights and buzzers should go out after a few seconds. If the warning signals do not turn off, there may be something wrong with the vehicle.
35 . If stopped on the road or shoulder, within 10 minutes, you must:
Call a mechanic.
If stopped on the side of the road, you must place emergency warning devices, such as reflective warning triangles, within 10 minutes of stopping.
2025 Delaware | Frequently Asked Questions
A CDL Class A license in Delaware allows holders to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the towed vehicle(s) weigh over 10,000 pounds. This includes vehicles like tractor-trailers, truck and trailer combinations, tank vehicles, and livestock carriers.
A Class A CDL license in Delaware allows a driver to operate vehicles such as tractor-trailers, truck and trailer combinations, flatbeds, and tank vehicles. It's also suitable for operating any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, where the towed vehicle(s) exceed 10,000 pounds.
To obtain a Class A CDL license in Delaware, you must be at least 18 years old (21 for interstate driving), possess a valid Delaware driver's license, pass a vision exam, and successfully complete a general knowledge test. Additionally, you must pass a skills test which includes a pre-trip vehicle inspection, basic controls test, and on-road driving examination.
In Delaware, to qualify for a Class A CDL (Commercial Driver's License), you must be at least 18 years old for intrastate driving (within Delaware only) and 21 years old for interstate driving (across state lines). You also need a valid driver's license and must pass the required Department of Transportation medical examination.
Endorsements are not required for a Class A CDL license in Delaware, but they can expand your job opportunities. They allow you to operate specific types of vehicles, such as tank vehicles, passenger vehicles, or school buses. To obtain an endorsement, you must pass additional written and skills tests related to the specific vehicle type.
The Class A CDL skills test in Delaware encompasses three main areas. First, a pre-trip vehicle inspection to assess your ability to evaluate whether your vehicle is safe to drive. Second, a basic controls test where you demonstrate basic vehicle operations. Lastly, an on-road driving examination where you show your ability to safely drive the vehicle in various road and traffic conditions.
Yes, there are limitations imposed on Class A CDL license holders in Delaware. For instance, if you have a restriction code on your CDL, it may limit the type of vehicle you can drive or require you to use certain equipment. Additionally, drivers under 21 can only operate commercial vehicles within Delaware (intrastate) and not across state lines (interstate).
In Delaware, the written Class A CDL test is primarily administered in English. However, in some cases, it may be available in Spanish. It's important to note that all CDL holders must have a basic understanding of English to converse with the public, understand traffic signs and signals, respond to official inquiries, and make entries on reports and records.
Yes, you can request accommodations for the Class A CDL written test if you have a disability. The Delaware DMV provides reasonable testing accommodations in compliance with the Americans with Disabilities Act. You must provide documentation of your disability and specify the type of accommodation you need when you schedule your test.
Yes, you can retake the Class A CDL written test in Delaware if you do not pass on your first attempt. However, you must wait at least 2 days before retaking the test. Keep in mind that each retest requires a new application and payment of the testing fee. It's recommended to study thoroughly before attempting the test again.