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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 Vermont school bus test, and you must also pass skills tests in a school bus. The VT 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 Vermont CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this VT CDL practice test to prepare for the actual bus test!
1. You hear a loud "bang" which sounds like a tire blowout. You should:
check the tires at the next stop.
keep driving as normal.
assume you have a tire failure.
2. Properly adjusted outside convex mirrors should allow school bus drivers to see:
the entire side of the bus up to the mirror mounts.
the entire area in front of the bus.
the area from the front of the bus to the service door.
3. School buses:
are never equipped with ABS.
are only equipped with ABS if built after March 2010.
may be equipped with ABS.
4. To know if your vehicle is equipped with ABS, look for:
the ABS logo on the steering wheel.
an ABS placard.
a yellow ABS malfunction lamps on the instrument panel.
5. Before driving your bus, you must:
clean the interior.
review the inspection report.
ensure the emergency exit door is open.
6. When approaching and driving through a work zone, you should:
observe the posted speed limits.
slow down.
All of the above.
7. The driver MUST evacuate the bus when:
the position of the bus may change and increase the danger.
there is a threat of a fire.
All of the above.
8. When unloading at the school, the driver should:
walk through the bus and check for hiding/sleeping students.
make sure the students are returning to the bus.
ask one of the students to supervise unloading.
9. Engine oil pressure should come up to normal within _________ after the engine is started.
five minutes
two minutes
10. When driving on slippery roads, you should NOT:
go slowly.
use the engine brake.
try to anticipate stops early.
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VT 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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