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Kansas 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 four possible answer choices. Test questions come from the Kansas Commercial Driver 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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15.
Before a vehicle with dual air brakes is driven, pressure of at least ____ should be built up in both braking systems.
10 psi
25 psi
50 psi
100 psi
16.
In the event of an engine fire, you should not:
Turn the engine off as soon as possible.
Keep the fire from spreading.
Open the hood.
Spray from the underside of the vehicle.
17.
A person working on a disabled vehicle on the shoulder of a road:
Will likely pay attention to traffic on the road.
May be focused on the repair and not paying attention to roadway traffic.
Is exempt from traffic laws.
Should not be assisted.
18.
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.
19.
A vehicle equipped with an Anti-Lock Braking System (ABS) can be identified by:
A sticker on the control panel.
A yellow lamp on the instrument panel.
The letters "ABS" on the brake pedal.
A metal plate on the inside of the driver’s side door.
20.
When checking your vehicle's lights before driving:
The vehicle should be running and in gear.
The engine should be turned off.
The check can be done from inside the vehicle.
The check can be done by looking at a reflection from a shiny surface.
21.
If using a helper while backing a vehicle, where should they stand?
In front of the passenger side
In front of the driver side
On the wide of the truck
Near the back of the truck
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