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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 Utah school bus test, and you must also pass skills tests in a school bus. The UT 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 Utah CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this UT CDL practice test to prepare for the actual bus test!
1. Buses must never carry:
oxygen medically prescribed for, in the possession of a passenger, and in a container designed for personal use.
radioactive materials in the space occupied by people.
emergency hospital supplies.
All of the above.
2. The outside convex mirrors are located:
below the outside flat mirrors.
above the outside flat mirrors.
on top of the bus.
above the windshield on the driver's side area of the bus.
3. Which of the following statements about the special dangers of loading and unloading is true?
You should move the bus prior to confirming that all students have exited the bus and are in a safe location.
Students should be told to leave any dropped object and move to a point of safety out of the danger zones and attempt to get the driver’s attention to retrieve the object.
Students should be told to pick up any dropped object as long as it's not under the bus.
None of the above.
4. To know if your vehicle is equipped with ABS, look for:
a yellow ABS malfunction lamps on the instrument panel.
the ABS logo on the steering wheel.
an ABS placard.
the ABS shipping paper.
5. The ABS malfunction lamp on the instrument panel is:
6. If a student drops something in front of the bus, the student should:
ask the driver to retrieve the item.
pick up the object as quickly as possible.
leave the item behind.
leave the item where it fell, and get the driver's attention and permission to retrieve the item.
7. Pre-trip inspections:
should always be done in the same order.
are optional when the driver is familiar with the vehicle.
should not be done unless the vehicle has problems that could cause a breakdown.
should not be done when a vehicle inspection report is available.
8. To ensure rider safety, bus drivers should always check the interior of the bus before driving. Aisles and stairwells should always be:
reserved for seniors.
9. When driving on slippery surfaces, a lack of spray from other vehicles indicates that:
there is no ice on the road surface.
the road hasn't started to ice up yet.
the pavement is dry.
ice has formed on the road.
10. In vehicles with air brakes, the air compressor governor:
controls when the air compressor will pump air into the air storage tanks.
controls how much air the air compressor will pump into the air storage tanks.
controls when the air storage tanks will pump air into the air compressor.
None of the above.
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UT School Bus CDL Test

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