FREE CDL Combination Vehicles Practice Test Online | Pennsylvania 2024
Train for FREE online with our Pennsylvania 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 PA combination license in 2021, 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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1 . When traveling more slowly than 40 mph, maintain at least ____ of following distance per every 10 feet of your vehicle.
Four seconds
At speeds below 40 mph, you should allow at least one second of following distance for every 10 feet of your vehicle. Follow the same formula when traveling at faster speeds, then add one additional second to your following distance. Remember that larger vehicles require more space to stop than smaller vehicles.
2 . A loss of air pressure in the emergency line will cause:
The emergency brakes to activate.
The emergency air line controls the emergency brakes on a combination vehicle. A loss of air pressure in the emergency line will cause the emergency trailer brakes to activate.
3 . When backing a trailer, how should you turn the steering wheel?
It depends on where the trailer is being backed.
When backing with a trailer, turn the top of the steering wheel in the direction opposite of where you want to go. Once the trailer begins turning, you should then switch the direction of the steering wheel to follow the trailer.
4 . After coupling, there should be ____ between the upper and lower fifth wheel.
Three inches of space
Before a trip, be sure to inspect all couplings. There should be no space between the upper and lower fifth wheel.
5 . While inspecting a coupling, you should go under the trailer and:
Look into the back of the fifth wheel.
While inspecting a coupling, you should go under the trailer and look into the back of the fifth wheel. Ensure that the fifth wheel jaws are secured around the shank of the kingpin.
6 . What does the trailer air supply control look like?
It is a circular orange knob.
On newer vehicles, the trailer air supply control is an eight-sided red knob. It's used to control the tractor protection valve.
7 . If you are operating a vehicle built before 1998 and are unsure if the trailer has an Anti-Lock Braking System (ABS), you can:
Assume the vehicle has ABS.
If you are operating a vehicle built before 1998 and are unsure if the trailer has an Anti-Lock Braking System (ABS), you can check under the trailer for wheel speed sensors coming from the back of the brakes.
See the exact questions that will be on the 2024 Pennsylvania DMV exam.
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2024 Pennsylvania | Frequently Asked Questions
In Pennsylvania, a Commercial Driver's License (CDL) Class A is defined as a 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 vehicle(s) being towed have a GVWR of more than 10,000 pounds. This includes tractor-trailers and truck and trailer combinations.
A Class A CDL license in Pennsylvania allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds. This license is required for any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more if the towed vehicle is over 10,000 pounds.
To obtain a Class A CDL in Pennsylvania, you must be at least 18 years old (21 for interstate driving), possess a valid Pennsylvania driver's license, and pass a vision test. You'll also need to pass a general knowledge test and a skills test, which includes a pre-trip vehicle inspection, a basic controls test, and an on-road driving exam.
In Pennsylvania, you must be at least 18 years old to qualify for a Class A CDL license. However, you must be 21 years old or older if you plan to drive across state lines or carry hazardous materials. Please remember that additional requirements, like passing a medical examination and specific tests, also apply.
Endorsements are not required for a Class A CDL license, but they can enhance your driving privileges. Examples include H (Hazardous materials), T (Double/Triple trailers), P (Passenger vehicles), S (School buses), and N (Tank vehicles). Each endorsement requires passing a separate written knowledge test and, in some cases, a skills test.
The Class A CDL skills test in Pennsylvania is divided into three parts: a pre-trip vehicle inspection to check your understanding of your vehicle and its safety, a basic controls test to assess your ability to control the vehicle, and an on-road driving exam to evaluate your practical driving skills in various traffic situations.
Yes, Class A CDL license holders may face limitations based on their driving and medical record. For instance, restrictions can be imposed for lack of English language proficiency, inability to operate a manual transmission, or if the driver requires corrective lenses. Additionally, drivers must pass a physical exam every two years to maintain their license.
Yes, in Pennsylvania, the written Class A CDL test is offered in multiple languages besides English. However, federal regulations require that all CDL holders must be able to read and speak English sufficiently to converse with the general public, understand highway traffic signs and signals, respond to official inquiries, and make entries on reports and records.
Yes, accommodations can be made for the Class A CDL written test if you have a disability. You need to contact the Pennsylvania Department of Transportation (PennDOT) ahead of time to discuss your needs. Accommodations may include extended time, a separate testing room, or having the test read aloud. It's important to provide sufficient documentation of your disability.
Yes, if you don't pass the Class A CDL written test in Pennsylvania, you can retake it. However, you must wait at least seven days before retaking the test. It's important to review the areas you struggled with before attempting the test again. Keep in mind that additional fees may apply for each retest.
