Bus

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.. Read More

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.

Number of Question
Passing Score

1. An inside rearview mirror is used to:

Explanation
On a school bus, the overhead inside rearview mirror is used to monitor passenger activity inside the bus. It should be adjusted to show every student on the bus, including the students directly behind the driver.

2. At stops, a driver should:

Explanation
At bus stops, drivers should warn passengers about potential hazards. This may include warning them to watch their step when exiting the bus by way of lowered stairways.

3. If a bus has stopped at an intermediate stop or its final destination, passengers should be told:

Explanation
When stopping a bus at either an intermediate stop or its final destination, the driver should announce the location of the stop, the reason for stopping, the next departure time, and the bus number.

4. During a trip, carry-on baggage:

Explanation
The aisles and stairwells on a bus must always be kept clear. It is important to keep aisles clear so that no passengers trip while using them.

5. What kind of brakes do most newer heavy-duty trucks use?

Explanation
Most newer heavy-duty vehicles use dual air brake systems. A dual air brake system has two separate air brake systems which use a single set of brake controls.

6. The leakage rate for a triple combination vehicle with air brakes should be no more than ____ in one minute during a static leakage test.

Explanation
When performing a static leakage test on a triple combination vehicle with air brakes, the leakage rate should be no more than 5 psi in one minute. If the air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.

7. In a dual air brake system:

Explanation
There are two air brake systems in a dual air brake system. The systems share a set of brake controls, but each system has its own tanks, hoses, and lines.
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