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 two, three or four possible answer choices. Test questions come from the South Carolina Commercial Driver License Manual. Questions come from chapters covering 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

8. Where is the overhead inside rearview mirror located?

Explanation
The overhead inside rearview mirror of a school bus should be mounted directly above the windshield on the driver’s side of the vehicle. It should be used to monitor passenger activity inside the bus.

9. During the vehicle inspection test, you will be required to do all of the following, except:

Explanation
As a part of earning your CDL, you will have to pass an inspection test and demonstrate that your vehicle is safe for operation. During the vehicle inspection test, you will have to walk around the vehicle and point to or touch each item and explain to the examiner what you are checking and why. You will not have to crawl under the hood or under the vehicle.

10. Properly adjusted mirrors on a school bus allow the driver to see ____ behind the bus.

Explanation
Proper mirror adjustment is vital to the safe operation of a school bus. A bus's flat mirrors should be adjusted so the driver is able to see 200 feet, or four bus lengths, behind the bus.

11. During a vehicle inspection, be sure that:

Explanation
During the vehicle inspection test, you must ensure that any emergency exit warning devices are working. All emergency exits should operate smoothly, be undamaged, and close securely from the inside.

12. When checking the springs during a vehicle inspection, do all of the following, except:

Explanation
When checking the springs as part of the vehicle inspection test, you should look for missing, shifted, cracked, or broken leaf springs, as well as broken or distorted coil springs. If the vehicle is equipped with torsion bars, torque arms, or other types of suspension components, ensure that they are not damaged and are mounted securely.

13. During the on-road driving test, you should:

Explanation
During the on-road driving test, you must listen to and follow the directions given by the examiner. They will never ask you to drive in an unsafe manner.

14. A passive railroad crossing:

Explanation
Railroad crossings that do not display any traffic control devices are known as passive crossings. The decision to proceed across tracks at a passive crossing is entirely up to the driver.
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