Knowledge Test Class B #1
Class B Driving Test | Alabama 2026 #1 Page 5 of 7
Train for FREE online with our Alabama 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 AL CDL class B permit in 2026, 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 . How many daily hours of sleep does an adult need to maintain alertness?
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need seven to eight hours of sleep per night.
30 . When changing lanes:
You do not need to use a turn signal.
Always change lanes slowly and smoothly to maintain control of your vehicle. Doing this will also allow a driver that you did not see time to move out of the way of your vehicle. Use the proper turn signal to communicate with other road users.
31 . When transporting cargo, drivers must check the securement of the cargo every:
The securement of cargo must be checked within the first 50 miles of a trip, and then again every three hours or 150 miles.
32 . If a load is 40 feet long, it should be secured by at least ____ tie-downs.
Cargo should be restrained by at least one tie-down for every 10 feet of cargo. However, all cargo should have at least two tie-downs, no matter the size of the cargo.
33 . Who is responsible for the safe operation of a vehicle?
The person driving a vehicle is responsible for its safe operation. Be sure to perform routine vehicle inspections before operating a commercial motor vehicle.
34 . Your horn should be used to:
Your vehicle's horn is a tool to warn others of your presence. Because the horn may create danger by startling other drivers, you should use it only if necessary.
35 . If a driver begins to feel fatigued while driving, they should:
Drive faster to finish the trip more quickly.
If you begin to feel drowsy while driving, the only safe response is to safely leave the road and get some sleep. Using artificial stimulants can be dangerous because they may cause extreme fatigue when they begin to wear off.
2026 Alabama | Frequently Asked Questions
A CDL Class A license in Alabama 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) have a GVWR of more than 10,000 pounds. This typically includes tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds.
A Class A CDL license in Alabama allows operation of combination vehicles like tractor-trailers, truck and trailer combinations, and tank vehicles. It also includes operating flatbeds, livestock carriers, and any vehicle towing another vehicle over 10,000 pounds. Basically, it covers vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more.
To obtain a Class A CDL license in Alabama, you must be at least 21 years old (18-20 years for intrastate driving), have a valid Alabama driver's license, pass a vision test, and complete a written knowledge test. Additionally, you'll need to pass a skills test which includes a pre-trip vehicle inspection, a basic controls test, and an on-road driving exam.
In Alabama, you must be at least 18 years old to qualify for a Class A CDL for intrastate driving (within Alabama only). However, if you plan to drive interstate (across state lines) or haul hazardous materials, federal regulations require you to be at least 21 years old.
Endorsements are not required for a Class A CDL license in Alabama, but they can broaden the range of vehicles you can operate. For example, a T endorsement allows you to tow double or triple trailers, an H endorsement permits hazardous materials transport, while a P endorsement allows passenger vehicle operation. These endorsements require additional testing.
The Class A CDL skills test in Alabama includes three parts: a pre-trip vehicle inspection to verify your ability to assess the safety of your vehicle, a basic controls test to evaluate your basic maneuvering skills, and an on-road driving examination to demonstrate your practical driving abilities under various traffic conditions.
Yes, Class A CDL license holders in Alabama may face certain limitations. These can be based on the driver's medical condition, driving ability or the type of vehicle driven. For example, a driver may have restrictions for not wearing corrective lenses, not driving a manual transmission, or not operating a truck with full air brakes.
In Alabama, the written Class A CDL test is primarily offered in English. However, some locations may provide the test in Spanish. It's important to note that even if the written test is passed in another language, all drivers must demonstrate a basic understanding of English to communicate with officials and complete the required forms.
Yes, you can request accommodations for the Class A CDL written test if you have a disability. The Americans with Disabilities Act requires test centers to provide reasonable accommodations. These may include extra time, a quiet room, or a reader. Contact your local DMV in Alabama to discuss your specific needs and arrange appropriate accommodations.
Yes, if you don't pass the Class A CDL written test in Alabama, you can retake it. There is a waiting period of one day before you can retake the exam. Also, you may be required to pay a retesting fee. It's advisable to study the CDL manual thoroughly before reattempting the test.