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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 Delaware school bus test, and you must also pass skills tests in a school bus. The DE 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 Delaware CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this DE CDL practice test to prepare for the actual bus test!
1. Properly adjusted outside left and right side flat mirrors should allow the driver to see:
the front tires touching the ground.
the front bumper.
at least 1 traffic lane on either side of the bus.
the rear tires touching the ground.
2. If there is a behavior problem on the bus that requires you to pull the bus over, after securing the bus you should:
put the student off the bus.
stand up and speak respectfully to the offender. If a change of seating is needed, request that the student move to a seat near you.
count the number of students to confirm the location of all students before before calling the police.
immediately call the school administrator or the police to remove the student.
3. When making a turn you should:
signal early.
honk your horn.
make gestures to get the attention of other drivers.
turn the signal off before entering the turn.
4. During unloading, if the school bus driver cannot account for a student outside the bus, the driver should:
walk through the bus to ensure the students is not on the bus.
assume the student got back on the bus.
secure the bus, and check around and underneath the bus.
All of the above.
5. ABS:
keeps your wheels from locking up during hard brake applications.
allows you to drive faster.
always shortens your overall stopping distance.
helps increase brake pressure.
6. When stopping to pick up students at the bus stop, which of the following comes after all the others?
Activate the alternating red lights when traffic is a safe distance from the school bus.
Place the transmission in park or in neutral and set the parking brake.
Check to confirm that all traffic has stopped before opening the door and signaling students to approach.
Activate the alternating amber lights and open the door when traffic is a safe distance from the school bus.
7. When driving in a construction zone, if a construction worker is near the road, you should:
come to a complete stop.
speed up.
maintain a constant speed.
further reduce your speed.
8. Properly adjusted outside mirrors should allow school bus drivers to see _______ behind the bus.
3 bus lengths
4 bus lengths
1 bus length
2 bus lengths
9. Properly adjusted crossover mirrors allow you to see:
the area from the front of the bus to the service door.
the right and left front tires touching the ground.
the entire area in front of the bus.
All of the above.
10. If you are loading students along the route and cannot account for a student, you should:
call the relevant authorities.
secure the bus, take the key and check around and underneath the bus.
secure the bus, adjust the mirrors and prepare to leave.
ask other students if they saw the missing students.
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DE 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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