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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 Kansas school bus test, and you must also pass skills tests in a school bus. The KS 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 Kansas CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this KS CDL practice test to prepare for the actual bus test!
1. Right after it starts to rain, the road is very slippery. Why?
Because black ice may form on the road.
Because rain is very slippery.
Because the water mixes with oil left on the road by vehicles.
None of the above.
2. When backing, you should back and turn toward the driver's side:
so you can back on a curved path.
so you can see better.
so you can see the shoulder of the road.
so you can back in a straight line.
3. Properly adjusted mirrors on a school bus should allow the driver to see:
the sides of the school bus.
under the school bus.
the front tires touching the ground.
the vehicles in front of the bus.
4. If you are driving a school bus, the 4-way emergency flashers should:
be activated before crossing railroad tracks.
never be used.
be used only when a train is approaching.
be activated after crossing railroad tracks.
5. Properly adjusted outside convex mirrors should allow school bus drivers to see:
the entire side of the bus up to the mirror mounts.
the area from the front of the bus to the service door.
all of the students.
the entire area in front of the bus.
6. When driving a school bus in strong winds, you should:
Keep a strong grip on the steering wheel and try to anticipate gusts.
Speed up to get away from the wind as quickly as possible
Avoid pulling off the road to wait
All of the above.
7. If a student drops something in front of the bus, the student should:
leave the item where it fell, and get the driver's attention and permission to retrieve the item.
pick up the object as quickly as possible.
leave the item behind.
ask the driver to retrieve the item.
8. 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 pick up any dropped object as long as it's not under the bus.
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.
None of the above.
9. The overhead inside rearview mirror is:
mounted on the left front corner of the bus.
mounted above the windshield on the driver's side area of the bus.
located below the outside flat mirrors.
mounted at the side of the windshield.
10. If a worker is close to the roadway in a work zone, you should:
drive at the posted speed limit.
drive on the shoulder.
pull off the road and stop.
reduce your speed below the posted speed limit.
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KS 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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