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Georgia CDL Permit Test - Knowledge Test Class B

(From the 2021 Georgia CDL driver handbook)

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. Test questions come from the Georgia Commercial Driver’s 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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A truck may need to be under the legal maximum weight limit when being driven:

On a flat road.
On a mountainous road.
In heavy traffic.
At night.

All air tanks must include:

A drain valve.
A lock.
A trap door.
A warning sticker.

On a truck with air brakes, the braking system’s air compressor:

Pumps air into the air storage tanks.
Fills the tires.
Moves air to the back of the truck.
Cleans the brakes.

Poor weight balance:

Improves a vehicle's handling.
Makes handling a vehicle more difficult.
Increases a driver’s ability to steer.
Makes a vehicle easier to stop.

Why are roads especially slippery right after it begins to rain?

The water mixes with oil and grease on the road.
Roads are naturally slippery.
Gravel often gets washed to the middle of the lane.
Tires are not usually designed to drive in rain.