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Near the rear brake
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Near the front brake
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In an air tank
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On the dashboard
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Texas CDL Permit Test - Knowledge Test Class A
(From the 2021 Texas CDL driver handbook)
| Number of questions: | 50 |
| Passing score: | 40 |
Directions:
This license is required for driving any legal combination of vehicles,with a gross combination weight rating of 26,001 pounds or more, provided the GVWR of a trailer exceeds 10,000 pounds. To receive this license, applicants must pass a 70-question test. Test questions come from the Texas Commercial Motor Vehicle Drivers Handbook. Each question has four answer choices. To pass, applicants must answer 56 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. Endorsemetns that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, Doubles/Triples, HazMat and Tank, Air Brakes and School bus.
Passing grade —
10 or fewer errors
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1.
Where is the safety relief valve usually located?
2.
A stopped bus:
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Is not a cause for concern.
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Is not a concern if passengers are not unloading.
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Should not be on the roadway.
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Is a concern, whether passengers are visible or not.
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3.
An air brake-equipped vehicle traveling at a speed of 55 mph under ideal driving conditions will need approximately ____ to come to a complete stop.
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100 feet
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250 feet
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300 feet
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450 feet
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4.
During a pre-trip inspection, what is the best method for checking your lights?
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Parking near a mirror to look for a reflection
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Activating the lights, then exiting the vehicle to check
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Looking on the instrument panel to see if any warning lights are illuminated
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Driving in traffic and waiting for other drivers to let you know your lights are out
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5.
When inspecting the exhaust system for defects, which of the following should be fixed?
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Missing mounting brackets or clamps
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A broken exhaust pipe, muffler, or tailpipe
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Leaking exhaust system parts
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All of the above
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6.
Foundation brakes are used:
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Only at the front wheels.
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Only at the rear wheels.
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Only at the driver’s side wheels.
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At each wheel.
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7.
To make it as safe as possible to leave a stop, you should park:
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So that you must back up to leave your parking space.
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So that you can pull forward to leave your parking space.
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On the side of a roadway, not in a parking lot.
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By backing into a parking space.
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