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The school bus endorsement applies to applicants who wish to drive a school bus in any Class A or B CDL. To add an S endorsement to your CLP/CDL, you must pass the Tennessee school bus test, and you must also pass skills tests in a school bus. The TN CDL bus test consists of 20 questions, and you'll need at least 16 correct answers to pass (80%). The knowledge test covers the following sections of the Tennessee CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this TN CDL practice test to prepare for the actual bus test!
1. If you perform the skills test in a vehicle equipped with air over hydraulic brakes:
you will be required to operate vehicles with air brakes.
you will be required to take the tank vehicle test.
you will be required to operate a CMV without hydraulic brakes.
you will be restricted from operating vehicles with air brakes.
2. When inspecting your bus, make sure that:
seats are safe for riders.
emergency exit handles are in safe working condition.
signaling devices are working.
all of the above have been checked.
3. When approaching a stopped school bus, drivers must be aware that:
passengers may cross in front of or behind the bus.
students may start to get out of the bus.
the bus may suddenly start up and drive into your way.
All of the above.
4. Antifreeze:
helps the engine under hot conditions as well as cold conditions.
helps the engine only under hot conditions.
doesn't help the engine in any way.
helps the engine only when the temperature is below freezing.
5. Before leaving a bus stop, you should:
walk through the bus and around the bus to look for open windows and doors.
walk through the bus to check for sleeping students.
walk through the bus to check for items left by students.
make sure no students are around or returning to the bus.
6. When confronted by an aggressive driver you should not:
make eye contact.
try to get out of their way.
put aside your pride.
ignore gestures.
7. If your vehicle is hydroplaning, you should:
accelerate to get through the water as quickly as possible.
release the accelerator and push in the clutch.
use the brakes to slow down.
None of the above.
8. When changing lanes, you should:
ensure that the vehicle behind you has moved into your blind spot.
do it slowly, so a driver you did not see may have a chance to honk their horn.
do it quickly so other vehicles won't get into the lane.
turn sharply.
9. Always check the interior of the bus before driving, including:
Floor covering
Handholds and railings
Emergency exit handles
All of the above.
10. To prevent getting sleepy while driving, you should:
close the vent.
keep the cab warm.
keep cool by opening the window.
drive alone whenever possible.
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TN School Bus CDL Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
Number of questions: 20
Correct answers to pass:16
Passing score:80%
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