Idaho CDL Permit Test - Class A

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. To pass, applicants must answer 40 questions correctly. Each question has three possible answer choices. Test questions come from the Idaho Commercial Driver’s License Manual. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination, Doubles and Hazardous Materials. Endorsements that may be used with a Class A 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
The safety belt should:
Be frayed
Latch securely
Be ripped
You are especially likely to encounter strong winds when:
Coming out of tunnels.
Going into tunnels.
Driving on shoulders.
When changing lanes:
You should not use your mirrors
You should use your mirrors
You should not use your signals
Blocking of cargo:
Should never be done
Should only be done in poor weather
Prevents cargo from moving
Dual tires should:
Always come in contact with each other
Come in contact with each other fairly regularly
Not come in contact with each other
When backing a trailer you turn the steering wheel:
In the direction you want the trailer to go
In the opposite direction you want the trailer to go
Only to the left
Is not available for vehicles with air brakes
Is not helpful in most driving situations
Helps to maintain control when braking
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