Combination #2
Combination Vehicles Practice Test | Kentucky 2024 #2 Page 2 of 3
Train for FREE online with our Kentucky CDL combination vehicle 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 KY combination license 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 DMV requirements for issuing a combination license may vary from state to state.
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8 . Shut-off valves:
Shut-off valves are used in air supply lines to control the passage of air from one trailer to another. The rear shut-off valve should always be closed to prevent air from leaving the braking system.
9 . When driving a vehicle equipped with an Anti-Lock Braking System (ABS), brakes should be applied:
When driving a vehicle with ABS, you should brake in the same manner as you would in a vehicle without ABS.
10 . If you are backing and the trailer begins to drift off-course, the driver should:
If your trailer begins to drift while you are backing, you should correct the drift immediately by turning the top of the steering wheel in the direction of the drift.
11 . Keeping cargo centered on a rig can:
A rollover is more likely if cargo is unevenly loaded in a rig. To help prevent a dangerous rollover, it is important to keep a load as centered on the rig as possible.
12 . Keeping cargo low can:
Rollovers can happen when a combination vehicle is turned too quickly. To help prevent the risk of rollover, it is important to keep the vehicle's center of gravity low by loading cargo as close to the ground as possible.
13 . The tractor protection valve:
A tractor protection valve keeps air in a tractor or truck air brake system should the trailer break away or develop a bad leak. The valve will close automatically if the pressure drops to an unsafe level.
14 . Trailers with low underneath clearance can present challenges when driving over:
Railroad-highway crossings may be difficult to cross when pulling a trailer with a low underneath clearance. In particular, both low-slung units and single-axle tractors pulling long trailers are especially challenging to drive over raised crossings.
2024 Kentucky | Frequently Asked Questions
In Kentucky, a Commercial Driver's License (CDL) Class B allows holders to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not exceeding 10,000 pounds. This class typically includes straight trucks, large buses, segmented buses, and dump trucks with small trailers.
A Class B CDL license in Kentucky allows the holder to operate single vehicles with a gross vehicle weight rating of 26,001 pounds or more, or tow a vehicle not exceeding 10,000 pounds. This includes straight trucks, large buses, segmented buses, dump trucks with small trailers, and farm labor vehicles.
To acquire a Class B CDL license in Kentucky, you must be at least 18 years old (21 for interstate driving), have a valid Kentucky driver's license, pass a vision test, and complete a commercial driver’s license application. You'll also need to pass the General Knowledge test and any other knowledge tests for the specific vehicle type, plus a driving skills test.
In Kentucky, you must be at least 18 years old to obtain a Class B Commercial Driver's License (CDL) for intrastate driving (within Kentucky only). However, federal regulations require that you be at least 21 years old to drive a commercial vehicle across state lines, carry hazardous materials, or transport passengers.
While specific endorsements aren't necessary for a Class B CDL, they can provide additional driving privileges. Endorsements in Kentucky include H (Hazardous Materials), N (Tank Vehicles), P (Passenger Vehicles), S (School Buses), and T (Double/Triple Trailers). Each endorsement requires passing a knowledge test, and some require a skills test.
The Class B CDL skills assessment in Kentucky includes three parts: a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving exam. These tests assess your ability to inspect your vehicle before the trip, control the vehicle in various situations like backing, and drive safely in typical traffic situations respectively.
Class B CDL license holders in Kentucky are primarily limited to operating vehicles with a Gross Vehicle Weight Rating (GVWR) of more than 26,000 pounds or vehicles towing another vehicle not exceeding 10,000 pounds. They can't operate Class A vehicles (tractor-trailers) without the appropriate license. Also, without specific endorsements, they can't transport hazardous materials, large numbers of passengers, or school children.
In Kentucky, the written Class B CDL test is primarily offered in English. However, Kentucky does provide the test in Spanish as well. It's important to note though, federal regulations require all CDL holders to have a basic understanding of English to communicate with officials and for safety reasons.
Yes, test accommodations are available in Kentucky for the Class B CDL written exam if you have a disability. You can request accommodations such as extra time, a quiet room, or a reader. To request these, you'll need to provide appropriate documentation of your disability to the Kentucky Division of Driver Licensing.
Yes, if you fail the Class B CDL written test in Kentucky, you can retake it. However, you must wait a minimum of one day before retesting. There is no limit to the number of times you can retake the test, but keep in mind that each attempt requires a new testing fee.