Knowledge Test Class B #1

FREE CDL Class B Driving Test Online | Texas 2024

Train for FREE online with our Texas 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 TX CDL class B permit in 2021, practice as much as..

Train for FREE online with our Texas 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 TX CDL class B permit 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 CDL class B requirements may vary from state to state.

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1 . If another driver is following you too closely, you should do all of the following, except:

Avoid relying on tricks to help others pass. If you are being followed too closely, you should increase your following distance, avoid making quick moves, and avoid relying on tricks (such as flashing your lights) to help other drivers pass. Speeding up may only increase the danger by causing the tailgater to continue tailgating you at a higher speed.

2 . After starting the engine, oil pressure should reach a normal level:

Within 10 minutes of driving. After you start the engine, keep an eye on the gauges. Oil pressure should rise to a normal level within a few seconds of the engine being started.

3 . If approaching a railroad crossing while driving a placarded vehicle, you should always:

Change lanes while on the tracks. If approaching a railroad crossing while driving a transit bus, school bus, or placarded vehicle, special procedures apply. Before crossing, stop your vehicle within 50 feet of, but not less than 15 feet from, the nearest rail. Activate your four-way flashers while crossing. Do not stop, change gears, or change lanes while any part of your vehicle is proceeding across the tracks.

4 . What do anti-lock brakes do?

Prevent a vehicle from accelerating while traveling downhill The function of an Anti-Lock Braking System (ABS) is to prevent the vehicle's wheels from locking up from hard brake application.

5 . On a truck with air brakes, the braking system’s air compressor:

Cleans the brakes. In an air brake system, the air compressor pumps air into the air storage tanks. The air compressor is controlled by the air compressor governor.

6 . To inspect slack adjusters on S-cam brakes, you need to:

Chock the wheels and disengage the parking brake. Check each slack adjuster after parking on level ground, setting wheel chocks, and disengaging the parking brake. Pull the slack adjusters to make sure they do not move more than about one inch from where the push rod is attached. If they move more than one inch, they may be out of adjustment and will need to be fixed.

7 . When driving:

You may read texts that have fewer than 30 words. Using a phone while driving is a dangerous distraction. When operating a CMV, you are not allowed to read or send text messages.

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2024 Texas | Frequently Asked Questions

A CDL Class A license in Texas permits drivers to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the Gross Vehicle Weight Rating (GVWR) of the vehicle(s) being towed is over 10,000 pounds. It covers vehicles like tractor-trailers, truck and trailer combinations, and tank vehicles.
A Class A CDL license in Texas allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds. These are typically vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more where the towed vehicle exceeds 10,000 pounds.
To obtain a Class A CDL license in Texas, you must be at least 18 years old (21 for interstate driving), possess a valid Texas driver's license, pass a vision exam, and successfully complete both a written knowledge test and a three-part skills test. Additionally, you must provide proof of citizenship or lawful presence and pass a medical examination.
In Texas, you must be at least 18 years old to qualify for a Class A CDL license for intrastate driving (within Texas only). However, to drive a commercial vehicle across state lines (interstate), federal regulations require drivers to be at least 21 years old.
Specific endorsements are not required for a Class A CDL license, but they can provide additional driving privileges. Endorsements include T for double/triple trailers, P for passenger vehicles, N for tank vehicles, H for hazardous materials, and S for school buses. Each endorsement requires passing additional written and/or skills tests.
The Class A CDL skills test in Texas includes three parts: a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving test. These are designed to assess your ability to safely operate and maintain a Class A commercial vehicle. The test must be taken in a vehicle representative of the one you'll be driving.
Yes, there can be limitations for Class A CDL license holders. These are called restrictions and are marked on the license. For example, if you cannot operate a manual transmission, you may have an automatic only restriction. If you don't pass the air brakes test, your license will show you're not permitted to drive vehicles with air brakes.
Yes, it is possible to take the written Class A CDL test in languages other than English in Texas. However, the Department of Public Safety recommends that applicants have a basic understanding of English due to the English Language Proficiency requirement, which mandates drivers understand traffic signs and signals in English.
Yes, you can request accommodations for the Class A CDL written test if you have a disability. Texas Department of Public Safety provides reasonable testing accommodations according to the Americans with Disabilities Act. However, you must provide adequate documentation of your disability and you may need to make the request in advance.
Yes, if you don't pass the Class A CDL written test in Texas, you can retake it. However, you must wait at least one day before retesting. If you fail the test three times, you are required to wait 30 days before retesting. After failing six times, you must wait 90 days. Each retake does require an additional fee.

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