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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 Nevada school bus test, and you must also pass skills tests in a school bus. The NV 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 Nevada CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this NV CDL practice test to prepare for the actual bus test!
1. Which of the following statements about fueling a bus with riders is true?
Before fueling your bus with riders on board you should tell passengers about the refueling.
It should only be done during trips more than 150 miles long.
Fueling your bus with riders on board should be avoided unless absolutely necessary.
All of the above.
2. Before driving your bus, you must:
ensure the emergency exit door is open.
review the inspection report.
clean the interior.
All of the above.
3. How should you brake when driving a bus with ABS?
Always try to fully apply the brakes.
Pump the brakes as usual.
Brake as you always have.
None of the above.
4. Vehicles with ABS have ______ ABS malfunction lamps on the instrument panel.
5. Brakes out of adjustment can cause the other brakes to:
apply more braking power.
last longer.
work better.
overheat and fade.
6. You are driving a school bus, When approaching a railroad crossing you should:
change lanes if possible.
stop no closer than 5 feet from the tracks.
activate the 4-way emergency flashers.
cross the tracks in a high gear.
7. When stopping you should push the brake pedal down:
as hard as you can.
8. You should adjust outside mirrors:
during a trip.
before a trip begins.
while students get off the bus.
while students get on the bus.
9. Select the best answer. Before operating the school bus, you should always:
check the rearview mirror.
check each mirror.
check the left mirror.
check the right mirror.
10. When driving a school bus in strong winds, you should:
Keep a strong grip on the steering wheel and try to anticipate gusts.
Speed up to get away from the wind as quickly as possible
Avoid pulling off the road to wait
All of the above.
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NV 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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