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Water accumulations freezing and causing brake failure.
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Squishy brakes.
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Too much air collecting in the tanks.
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Michigan CDL Permit Test - Knowledge Test Class A
(From the 2020 Michigan 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 50-question test. Test questions come from the Michigan Commercial Driver License Manual. To pass, applicants must answer 40 questions correctly. Each question has four possible answer choices. 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 A CDL are: Hazardous materials, Tank, Passenger, Doubles/Triples, HazMat, Tank, Air Brakes and School bus.
Passing grade —
10 or fewer errors
advertising
1.
Failing to drain air tanks could result in:
2.
When starting an engine, oil pressure should come up to a normal level:
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Within seconds.
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Within five minutes.
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After about three minutes.
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3.
Alcohol can be removed from your system:
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By exercising.
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By drinking coffee.
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By waiting.
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4.
When loading cargo, weight should be placed:
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As high as possible.
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As low as possible.
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As far back as possible.
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5.
As the driver of a truck carrying a load, you are responsible for all of the following, except:
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Inspecting the cargo.
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Recognizing poorly balanced weight.
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Knowing the phone numbers of all fire departments along your intended route of travel.
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6.
If there is a fire in your vehicle, you should not:
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Park in an area away from buildings, trees, brush, and other vehicles.
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Pull into a service station.
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Notify emergency services of your problem and your location.
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7.
If a vehicle's Anti-Lock Braking System (ABS) is malfunctioning:
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The vehicle will have no brakes.
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The vehicle will still be able to brake.
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The vehicle will likely travel faster than usual.
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