Knowledge Test Class A #2
Class A Driving Test | Texas 2026 #2 Page 10 of 10
Train for FREE online with our Texas class A 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 A 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 A requirements may vary from state to state.
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64 . When checking the power steering fluid during a vehicle inspection, you will need to do each of the following, except:
Ensure that the power steering level is above the refill mark.
When checking the power steering fluid during the vehicle inspection test, you must be able to indicate where the power steering fluid dipstick is located and show that there is an adequate amount of power steering fluid in the engine compartment. The fluid level must be above the refill mark.
65 . Spring brakes come on:
When the brakes are noisy.
Spring brakes come on automatically when air pressure drops to an unsafe psi level. Instead of waiting for the spring brakes to automatically activate, you should safely exit the road as soon as you notice the low pressure warning signal and bring your vehicle to a stop while you are still able to control the brakes.
66 . When checking your tires, which of the following is not something that should cause concern?
Dual tires that do not come into contact with each other
When inspecting your tires, be alert to a number of potential problems, including air pressure that is too low or too high; bad wear; cuts; tread separation; dual tires that come into contact with each other or with parts of the vehicle; mismatched tire sizes; radial and bias-ply tires used together; and cut or cracked valve stems. Additionally, verify that there are no regrooved, recapped, or retreaded tires on the front wheels of the bus.
67 . How many daily hours of sleep does an adult need to maintain alertness?
Four to five
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.
68 . 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.
69 . If the low pressure warning light comes on while you are driving:
You should continue driving, but turn the emergency flashers on to warn other motorists.
If the low air pressure warning light turns on, you should stop and safely park your vehicle as soon as possible. Controlled braking will be possible only as long as enough air remains in the tanks.
70 . Before driving a vehicle with a dual air brake system, you must wait for the air compressor to build a minimum of ____ in both the primary and secondary systems.
100 psi
Before driving a vehicle with a dual air brake system, you should wait for the air compressor to build up at least 100 psi in both the primary and secondary systems.
See the exact questions that will be on the 2026 Texas DMV exam.
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2026 Texas | Frequently Asked Questions
A CDL Class B license in Texas allows the holder 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 includes buses, farm labor vehicles, and any combination of vehicles that are not Class A vehicles.
A Class B CDL license in Texas allows the holder to operate vehicles such as straight trucks, large buses, segmented buses, box trucks, dump trucks with small trailers, and tractor-trailers. However, it is important to note that any trailer being towed must not exceed a gross vehicle weight rating of 10,000 pounds.
To acquire a Class B CDL license in Texas, applicants 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 a knowledge test. They must also pass a skills test, which includes a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving examination.
In Texas, you must be at least 18 years old to qualify for a Class B Commercial Driver's License (CDL) for intrastate driving (within Texas only). However, if you intend to drive across state lines (interstate driving), federal regulations require you to be at least 21 years old.
While not always necessary, specific endorsements can be added to a Class B CDL license in Texas to allow for the operation of special types of vehicles. These include passenger (P), school bus (S), and tanker (N) endorsements. Each endorsement requires additional knowledge tests, and some also require a skills test.
The Class B CDL skills assessment in Texas includes three parts: a pre-trip vehicle inspection to check your understanding of your vehicle and its operation, a basic controls test to assess your ability to control the vehicle, and a road test to evaluate your on-road driving skills in various traffic situations and environments.
Yes, there are limitations for Class B CDL license holders in Texas. They are permitted to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or tow a vehicle not exceeding 10,000 pounds GVWR. However, they cannot operate Class A vehicles unless they upgrade their license.
In Texas, the written Class B CDL test is primarily offered in English. However, Spanish versions are available. Please note that all CDL applicants must pass an English proficiency test, as federal regulations require all CDL holders to read and speak English sufficiently to communicate with the general public, understand highway traffic signs and signals, and respond to official inquiries.
Yes, the Texas Department of Public Safety (DPS) provides reasonable accommodations for individuals with disabilities during the Class B CDL written exam. You need to request these accommodations in advance. Contact your local DPS office for more information about the process and to discuss your specific needs.
Yes, if you don't pass the Class B CDL written test in Texas, you can retake it. However, you will need to wait at least one day before retesting. Keep in mind that additional fees may apply each time you retake the test. It's recommended to study thoroughly and use available practice tests to increase your chances of passing on the next attempt.
