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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 Minnesota school bus test, and you must also pass skills tests in a school bus. The MN 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 Minnesota CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this MN CDL practice test to prepare for the actual bus test!
1. If your school bus is equipped with ABS, it will have:
a yellow ABS malfunction lamp on the instrument panel.
an ABS certification on the driver’s side area of the bus.
a red ABS malfunction lamp on the instrument panel.
None of the above.
2. When approaching a bus stop, the school bus driver should:
stop on the sidewalk.
not use the mirrors.
approach cautiously.
All of the above.
3. To prevent getting sleepy while driving, you should:
close the vent.
keep the cab warm.
drive alone whenever possible.
keep cool by opening the window.
4. When driving in high winds, you should:
reduce your speed.
change lanes frequently.
reduce traction.
increase your speed.
5. Properly adjusted mirrors on a school bus should allow the driver to see:
the vehicles in front of the bus.
the front tires touching the ground.
the sides of the school bus.
under the school bus.
6. A disabled bus with passengers on board:
should be towed or pushed to its destination with the passengers on board.
must be pushed by another bus.
should not be towed or pushed, unless getting off the bus would be unsafe.
should always be towed or pushed to the nearest safe spot to discharge passengers.
7. The driver MUST evacuate the bus when:
there is a threat of a fire.
the position of the bus may change and increase the danger.
there is an imminent danger of an accident.
All of the above.
8. The stop signal arm and flashing red signals of a school bus must be used only:
during sharp turns.
when the school bus is stopped on a street or highway to load or unload students.
in heavy traffic.
in heavy rain.
9. When a school bus is stalled on a railroad-highway crossing, the driver should:
evacuate the bus and lead the students upwind of the bus.
evacuate the bus and lead the students as far away from railroad tracks as possible and in the direction of any oncoming train.
keep the students on the bus to maintain student safety and control.
evacuate the bus and escort the students to a nearby ditch.
10. When stopping to pick up students at the bus stop, which of the following comes after all the others?
Check to confirm that all traffic has stopped before opening the door and signaling students to approach.
Place the transmission in park or in neutral and set the parking brake.
Activate the alternating amber lights and open the door when traffic is a safe distance from the school bus.
Activate the alternating red lights when traffic is a safe distance from the school bus.
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MN CDL Bus 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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