Knowledge Test Class B #2
Class B Driving Test | Delaware 2025 #2 Page 3 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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15 . The radiator cap:
Never remove the radiator cap or any part of the pressurized cooling system until it has cooled. Opening the cap while the system is too hot could release steam and boiling water that could severely burn you. If the radiator cap is cool to the touch, the system is likely cool enough for you to open the cap.
16 . In an engine compartment, loose belts will:
Last longer than tight belts.
Be sure to check the tightness of the belts in your engine compartment. Loose belts will not turn the water pump and/or fan properly, which can lead the engine overheating.
17 . Of the following, which is not a way to prevent drowsiness during a trip?
Avoiding medications that may cause drowsiness
Driving while fatigued can be extremely dangerous. Strategies for preventing drowsiness while driving include getting a full night's sleep before a trip; having someone ride with you so you can take turns driving; scheduling trips for times during which you are normally awake; and avoiding medications that may cause drowsiness.
18 . Move over laws require:
All vehicles to move to the left lane if a flatbed trailer is in the right lane.
If an emergency vehicle with its lights on is stopped on the side of the road, move over laws require drivers to vacate the lane directly next to the vehicle, if possible. If a driver cannot move over safely, they must slow down and proceed with caution.
19 . To obtain a CDL for interstate commerce, an applicant must be at least:
25 years old.
You must be at least 21 years old and have at least one year of driving experience to be licensed to drive in interstate commerce or to transport hazardous materials.
20 . When loading a trailer, weight should be:
Placed only on the right side, if possible.
Weight of cargo should be loaded into a trailer as low as possible. If the weight of cargo is positioned too high in a trailer, it will put the vehicle at risk of tipping over.
21 . During the driving test, when asked to make a lane change:
When asked to make a lane change during the on-road driving test, you should make the proper traffic checks, use your turn signal, and smoothly change lanes when it is safe to do so.
2025 Delaware | Frequently Asked Questions
In Delaware, a Commercial Driver's License (CDL) Class B allows the holder to operate vehicles with a Gross Vehicle Weight Rating (GVWR) of more than 26,000 pounds, or towing vehicles not in excess of 10,000 pounds. This includes buses, dump trucks, tow trucks, delivery trucks and garbage trucks. Endorsements may be required for certain vehicles such as school buses.
A Class B Commercial Driver's License (CDL) in Delaware allows the holder to operate vehicles like buses, dump trucks, tow trucks, delivery trucks, and garbage trucks. These vehicles have a Gross Vehicle Weight Rating (GVWR) of over 26,000 pounds or are towing vehicles not exceeding 10,000 pounds. Certain vehicles may require additional endorsements.
To acquire a Class B CDL license in Delaware, the applicant must be at least 18 years old (21 for interstate driving), possess a valid Delaware driver's license, and pass a vision test. They must also pass written knowledge tests, a pre-trip vehicle inspection test, and a road skills test. A Department of Transportation (DOT) medical certification may also be required.
To qualify for a Class B Commercial Driver's License (CDL) in Delaware, you must be at least 18 years old. However, you must be 21 years or older if you plan to drive commercial vehicles across state lines (interstate driving) or transport hazardous materials.
While endorsements aren't necessary to obtain a Class B CDL license, they can expand your job opportunities. Endorsements certify you to drive certain types of vehicles or transport specific items. For example, a passenger endorsement allows you to drive a bus, and a hazardous materials endorsement permits you to transport hazardous goods. Endorsements require additional tests.
The Class B CDL skills test in Delaware includes a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving test. These assess your ability to inspect your vehicle before the trip, control the vehicle in various situations like turning and parking, and safely drive on public roads, adhering to traffic laws.
Class B CDL license holders in Delaware are restricted to driving single vehicles with a gross vehicle weight rating (GVWR) of 26,001 lbs. or more, or towing a vehicle not exceeding 10,000 lbs. GVWR. They cannot operate Class A combination vehicles. Additional endorsements may be required for certain vehicles like school buses or tank trucks.
In Delaware, the written Class B CDL test is primarily offered in English. However, some testing centers may provide the test in Spanish. It's recommended to contact your local DMV to confirm language availability. It's important to note that all drivers must be able to understand and read English to comply with federal regulations.
Yes, Delaware offers accommodations for the Class B CDL written exam due to disability. You can request for special arrangements by contacting the Delaware Division of Motor Vehicles (DMV). They will guide you through the process. The accommodation could include extra time, a quiet room, or a reader, depending on your specific needs.
If you fail the Class B CDL written test in Delaware, you can retake it. However, you must wait at least 2 business days before attempting the test again. If you fail three times, you will need to wait 30 days before your next attempt. Each test attempt requires a separate fee.