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Idaho CDL Permit Test - Class B

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 or more people (including the driver). 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), 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.
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Passing grade —
10 or fewer errors
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1.
Dry bulk tanks:
Usually have low centers of gravity.
Usually have high centers of gravity.
Are usually not allowed to cross railroad tracks.
2.
To make it easier to leave a parked position, you should park:
In a way that allows you to back up when exiting.
In a way that allows you to pull forward when exiting.
Only on the side of roadways, not in parking lots.
3.
If a load is 40 feet long, it should be secured by at least ____ tie-downs.
Two
Three
Four
4.
When it is difficult to see other vehicles, such as at dawn or dusk, you should:
Keep your lights off.
Turn your lights on.
Drive on the shoulder.
5.
You must have an air brake endorsement:
To use a vehicle with air brakes.
To drive any truck with a trailer.
To transport hazardous materials.
6.
On a curve, the posted speed limit:
Is safe to be driven in any vehicle.
Can still permit a vehicle to tip over.
Is understood to be the minimum legal speed limit.
7.
Convex mirrors:
Cannot be used on vehicles transporting hazardous materials.
Are illegal in most states.
Can help drivers see a larger area.
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