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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 bus gets stuck on a railroad track, you should:
keep students on the bus and contact your dispatcher to explain the situation.
lead students across the tracks, and have them stand at least 100 feet off tracks.
keep students on the bus and call for help.
lead students as far away from the tracks as possible, in the direction of any oncoming train.
2. If the drive wheels begin to spin when accelerating, you should:
brake gently.
set the parking brake.
take your foot off the accelerator.
continue to accelerate.
3. Always check the interior of the bus before driving, including:
Handholds and railings
Floor covering
Emergency exit handles
All of the above.
4. When approaching the bus stop, you should activate the lights approximately _______ before the bus stop.
25 seconds
4-6 seconds
15 seconds
5-10 seconds
5. Move-over laws require drivers to _________ when approaching an emergency vehicle stopped on the roadside or a work zone.
slow down and change lanes
change direction
sound their horn
6. When inspecting the vehicle, make sure that:
all internal and external mirrors and mirror brackets are not damaged.
if equipped, the stop arm is mounted  securely  to  the  frame  of  the  vehicle.
all emergency exits are not damaged.
All of the above.
7. If the school bus is equipped with a handicap lift, you should:
look for damaged, leaking or missing parts and make sure that the lift is fully retracted and latched.
test what happens under braking conditions.
look for cracked drums.
look for bent, loose, or broken parts, such as tie rods.
8. When unloading students, you should:
invite the students to head toward the door while the bus is still moving.
get off the bus and stand right next to it.
have the students remain seated until told to exit.
None of the above.
9. Bus drivers:
are exempt from wearing a seat belt.
must wear a seat belt at all times.
are required to wear a seat belt only when transporting passengers.
are required to wear a seat belt only when driving in construction zones.
10. Escape ramps:
are used to safely leave the highway.
can only be used by trucks or passenger vehicles.
have been built to stop runaway vehicles on steep downgrades.
All of the above.
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MN CDL School 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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