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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 Hawaii school bus test, and you must also pass skills tests in a school bus. The HI 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 Hawaii CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this HI CDL practice test to prepare for the actual bus test!
1. The inside rearview mirror is used to:
see the "danger zone" areas insde the bus.
see the "danger zone" areas around the bus.
monitor passenger activity inside the bus.
2. When doing a school bus inspection, school bus drivers must also check:
the strobe light, if equipped.
the alternately flashing red lights indicator.
All of the above.
3. When changing lanes, you should check your mirrors:
After you complete the lane change.
Before you change lanes.
All of the above.
4. What factors can cause brakes to fail or fade?
Brakes out of adjustment
Excessive use of the service brakes
All of the above.
5. You should always adjust your speed to be able to stop within:
the length of your vehicle.
the distance you can see ahead.
50 feet.
6. If your bus gets stuck on a railroad track, the students:
should be evacuated and stand near the bus.
should remain on the bus.
should be evacuated and moved as far away from the tracks as possible.
7. ABS:
causes your wheels to lock when you break hard.
is not required on newer trucks.
gives you more control when you brake.
8. When stopping at drawbridges that do not have a signal light or traffic control attendant, you must stop at least _____ before the draw of the bridge.
150 feet
50 feet
100 feet
9. Which of the following statements about the special dangers of loading and unloading is true?
Students should be told to pick up any dropped object as long as it's not under the bus.
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.
10. You must have at least _____ inch tread depth in every major groove on front tires.
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HI 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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