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Texas CDL Permit Test - Class B Knowledge Test

Number of questions: 50
Passing score: 40
Directions: This license is required for driving a single vehicle with a GVWR of more than 26,001 pounds, and a trailer not to exceed 10,000 pounds gross vehicle weight rating, or a vehicle designed to transport 24 ore more people (including the driver)t. To receive this license, applicants must pass a 50-question test. Each question has four answer choices. To pass, applicants must answer 40 questions correctly. Test questions come from the Texas Commercial Motor Vehicle Drivers Handbook. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination Vehicles, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. Endorsements that may be used with a Class B CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.
You have made error so far
Passing grade —
10 or fewer errors
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1.
Sending text messages while driving:
May be done if the messages are short.
Is encouraged.
Is permitted if you are asking a question of your employer.
Is not permitted.
2.
If federal inspectors judge your vehicle to be unsafe, they can:
Bring you to a garage to have your vehicle fixed.
Formerly request that you have your vehicle's problems fixed.
Call a mechanic.
Pull the vehicle out-of-service until it is fixed.
3.
When starting the engine as part of the pre-trip inspection, the driver should:
Listen for unusual noises.
Rev the engine.
Turn up the radio.
Turn on the heater.
4.
If your truck or trailer catches fire, you should:
Park in a congested area near trees.
Pull into a service station.
Park near other vehicles.
Park in an open area.
5.
When testing a parking brake, the vehicle should:
Not be running.
Be placed in a low gear while the driver attempts to pull forward.
Be inspected by a professional mechanic.
Be driven while the parking brake is applied.
6.
Anti-Lock Braking Systems (ABS):
Reduce normal braking capacity.
Are equipped in addition to other braking systems and do not reduce normal braking power.
Are not effective on larger vehicles.
Are illegal in some states.
7.
To correct a drive-wheel braking skid, a driver should do all of the following, except:
Remove your foot from the brake pedal.
Turn quickly in the direction of the skid.
Countersteer after the vehicle is back on course.
Accelerate.
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