Knowledge Test Class B #1
Class B Driving Test | New Jersey 2024 #1 Page 6 of 7
Train for FREE online with our New Jersey 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 NJ CDL class B permit in 2024, 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 . In a vehicle with dual air brakes, what happens if one system is low on pressure?
The low system will use an auxiliary system to fill the tank.
In a dual air brake system, if one of the air systems gets very low on pressure, either the front or rear brakes will not be operating fully. You should bring your vehicle to a safe stop and have the air system repaired.
37 . After a trip:
A vehicle's battery should be disconnected.
After a trip, you may be required to perform an inspection and file a report on each vehicle that you've driven.
38 . A thin layer of ice that forms on road surfaces is called:
Blue ice.
Black ice is a thin layer of ice that is clear enough for the road surface to be seen through it. A road covered in black ice may look like it is merely wet. You should be very careful when temperatures are below freezing and the road looks wet.
39 . When doing an inspection, make sure your brake pads are:
Free of oil and grease.
Potential problems to check for when inspecting brakes include cracked drums; shoes or pads with oil, grease, or brake fluid on them; and shoes that are missing, broken, or worn dangerously thin.
40 . 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.
41 . Tires of mismatched sizes:
Should not be used on a vehicle.
Having tires of mismatched sizes on a vehicle is a problem that should be fixed if discovered during a vehicle inspection.
42 . Poisonous fumes can enter a truck's cab due to:
Under-inflated tires.
Defects in an exhaust system are very dangerous because they can cause poisonous fumes to enter the cab or sleeper berth.
2024 New Jersey | Frequently Asked Questions
A CDL Class A license in New Jersey is a commercial driver's license that allows the holder to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the GVWR of the vehicle(s) being towed is in excess of 10,000 pounds. It includes tractor-trailers, truck and trailer combinations, and flatbeds.
A Class A CDL license in New Jersey allows operators to drive vehicles such as tractor-trailers, truck and trailer combinations, flatbeds, livestock carriers, and tank vehicles. It's also needed to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 lbs or more where the towed vehicle exceeds 10,000 lbs.
To obtain a Class A CDL license in New Jersey, you must be at least 18 years old (21 for interstate driving), have a valid driver's license, pass a vision test, and complete a medical examination. You'll also need to pass a knowledge test and skills test which includes a pre-trip vehicle inspection, basic vehicle controls, and on-road driving.
In New Jersey, you must be at least 18 years old to qualify for a Class A CDL license. However, to use it for interstate driving or to transport hazardous materials, you must be at least 21 years old. These age requirements are in place to ensure the safety of all road users.
Endorsements are not required for a Class A CDL license, but they allow you to operate specific types of vehicles or haul certain types of cargo. In New Jersey, endorsements include T (Double/Triple Trailers), P (Passenger), N (Tank Vehicles), H (Hazardous Materials), and S (School Bus). Each endorsement requires additional knowledge tests.
The Class A CDL skills test in New Jersey encompasses three parts: a pre-trip inspection to assess your ability to check the vehicle for safety issues, a basic controls test to evaluate your skills in controlling the vehicle, and a road test to confirm your ability to drive the vehicle safely in various traffic situations and conditions.
Yes, there are limitations for Class A CDL license holders in New Jersey. These may include restrictions based on medical conditions, failing certain parts of the skills test, or not meeting age requirements for interstate driving. Also, without specific endorsements, drivers may be restricted from operating certain types of commercial vehicles or transporting specific types of cargo.
Yes, in New Jersey, the written Class A CDL test is available in multiple languages, including Spanish. However, the Federal Motor Carrier Safety Administration requires that all commercial drivers demonstrate proficiency in English to read road signs, communicate with officials, and complete logs and other paperwork.
Yes, New Jersey Motor Vehicle Commission provides accommodations for individuals with disabilities taking the Class A CDL written test. You must submit a request for special testing accommodations. This may include extended time, a separate testing area, or assistance with reading the test. It's important to communicate your needs prior to scheduling your test.
If you don't pass the Class A CDL written test in New Jersey, you can retake it. However, you must wait at least 7 days before retaking the test. There's no limit to how many times you can retake the test, but each attempt requires a testing fee. Preparation and study are key to passing on your next attempt.