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North Dakota CDL Permit Test - Knowledge 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 North Dakota Commercial Driver Guide. 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.
You have made error so far
Passing grade —
10 or fewer errors

Where is the safety relief valve usually located?

Near the rear brake
Near the front brake
In an air tank
On the dashboard

Front brake limiting valves were intended to:

Prevent the front tires from skidding.
Prevent the front tires from overheating.
Create equal brake usage.
Remove uncertainty when applying the brakes.

Which of the following is a sign of a potentially drunk driver?

They are staying in their traffic lane.
They are driving a consistent speed.
They are stopping without a reason.
They have alcohol-related bumper stickers on their vehicle.

Driving too fast:

Is a major cause of fatal crashes.
Can be a good way to get to your destination quickly.
Should only be done if the roadway is dry.
Is acceptable in light traffic.

Suspension system defects may include all of the following, except:

Cracked or broken spring hangers.
Missing or broken leaves.
Leaking shock absorbers.
Cracked lights.

While driving:

A driver does not need to inform others of their intentions.
A driver should only use turn signals if a vehicle is next to them.
A driver should not use a turn signal if their lane change will be obvious.
A driver should always use turn signals to inform others of their intentions.

When backing with a trailer:

You should not back up in a straight line.
You should not correct drift until you are very far off course.
You should pull up to reposition the vehicle as needed.
You should avoid braking.
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