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Missouri 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 three possible answer choices. Test questions come from the Missouri 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.
You have made error so far
Passing grade —
10 or fewer errors
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1.
Which gas would cause concern due to a faulty exhaust system?
Oxygen
Carbon monoxide
Nitrogen
2.
Your CDL will be revoked if:
You want to add an endorsement.
Your privilege to operate your personal vehicle is revoked.
You have not paid a toll.
3.
What is road rage?
Operating a motor vehicle with the intent of doing harm to others
Operating a motor vehicle that is deemed unsafe
Operating a motor vehicle that has not been inspected
4.
When passing another vehicle, you should:
Make eye contact with the other driver.
Assume the other driver doesn't see you.
Slow down.
5.
The tire load:
Can be exceeded in cooler conditions.
Is the maximum safe weight a tire can carry at a given pressure.
Must be written in the shipping papers.
6.
When slowing down, you should ____ to warn other drivers
Use a turn signal
Sound your horn
Tap your brakes
7.
How does doubling your speed from 20 mph to 40 mph affect your vehicle's braking distance?
It stays about the same.
It doubles.
It quadruples.
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