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Louisiana CDL Permit Test - Knowledge Test Class A

Number of questions: 50
Passing score: 40
Directions: This license is required for driving any legal combination of vehicles, with a gross combination weight rating of 26,001 pounds or more, provided the GVWR of a trailer exceeds 10,000 pounds 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 Louisiana Commercial Driver License Manual. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination, Doubles and Hazardous Materials. Endorsements that may be used with a Class A 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

How long should it take for oil pressure to reach a normal level when starting a vehicle?

A few seconds
About a minute
About four minutes

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.

As part of the vehicle inspection test, a CDL applicant will be asked to:

Check the engine oil level.
Replace a tire.
Remove the alternator belt.

When making a tight maneuver, you should:

Not use your mirrors, as they can be distracting.
Use your mirrors, but not too frequently.
Use your mirrors frequently.

If using spring brakes when hauling a heavy load, a complete stop will:

Be impossible.
Take a long time.
Take a short amount of time.

The more alcohol in the body:

The quicker the liver will digest the alcohol.
The less effect the alcohol will have on the individual.
The longer it will take to remove the alcohol from the body.

Drowsy driving is most common during:

The night.
The early morning.
The mid-afternoon.
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