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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 Massachusetts school bus test, and you must also pass skills tests in a school bus. The MA 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 Massachusetts CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this MA CDL practice test to prepare for the actual bus test!
1. The heavier the vehicle:
the more work the brakes must do to stop it.
the less work the brakes must do to stop it.
the higher the center of gravity will be.
None of the above.
2. When unloading the students, you must:
wait until all students are seated and facing forward before moving the bus.
tell students to exit the bus and walk behind the bus.
have the students remain seated until they are told to exit.
avoid counting the number of students while unloading, as this is a waste of precious time.
3. When boarding the bus, students should:
be in pairs.
be in single file.
be quick.
not use the handrail.
4. Properly adjusted outside left and right side flat mirrors should allow the driver to see:
the front tires touching the ground.
the front bumper.
the rear tires touching the ground.
at least 1 traffic lane on either side of the bus.
5. If the drive wheels begin to spin when accelerating, you should:
continue to accelerate.
set the parking brake.
take your foot off the accelerator.
brake gently.
6. Road surfaces where water collects can create conditions that cause a vehicle to hydroplane. Which of the following is an indication of standing water?
Clear reflections
Raindrops on the road
Tire splashes
All of the above.
7. Before leaving a bus stop, you should:
walk through the bus to check for sleeping students.
walk through the bus and around the bus to look for open windows and doors.
walk through the bus to check for items left by students.
make sure no students are around or returning to the bus.
8. If your bus leans toward the outside on a banked curve:
you are braking too hard.
you are turning too soon.
you are driving too fast.
you are driving too slow.
9. Backing a school bus is:
always safe if you use caution.
strongly discouraged.
strongly encouraged.
usually encouraged.
10. When dealing with a drunk or disruptive rider, you must:
ensure the rider's safety, as well as that of others.
take this rider to the closest police department.
discharge the disruptive rider immediately.
All of the above.
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MA 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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