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Louisiana CDL Permit Test - Bus

Number of questions: 20
Passing score: 16
Directions: This endorsement is required for driving a school bus. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Each question has three possible answer choices. Test questions come from the Louisiana Commercial Driver License Manual. Questions come from chapters covering Transporting PAssengers, Air Brakes, School Buses, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. The School Bus endorsement can be used with the Class A, B or C CDL.
You have made error so far
Passing grade —
4 or fewer errors
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1.
Passengers may not stand in front of the:
Standee line.
Upright line.
Passenger line.
2.
Anti-Lock Braking Systems (ABS):
Reduce a vehicle's normal braking capacity.
Are in addition to other braking systems and do not reduce a vehicle's braking power.
Are not effective on larger vehicles.
3.
What do air brakes use to make the brakes work?
Compressed air
Outside air
Non-compressed air
4.
What is brake lag?
The time required for the brakes to work after the brake pedal is pressed
The distance between the brake pedal and the floor
The amount of air pressure used to stop the vehicle
5.
During the vehicle inspection test, you must be able to do all of the following, except:
Show where the dipstick is located.
Show that the engine oil is within safe operating range.
Show that the oil is below the refill mark.
6.
When operating a school bus, mirrors should be adjusted:
During the drive.
Before beginning to drive.
After the drive is completed.
7.
The leakage rate for a single vehicle with air brakes should be no more than ____ in one minute during a static leakage test.
1 psi
2 psi
3 psi
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