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  • 20 questions
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South Carolina CDL: School Bus Practice Test

20 school bus questions for the South Carolina CDL Knowledge Test, out of 113 in the app. Answer each to see whether you got it right and why. The real South Carolina School Bus test has 20 questions and you need 16 correct (80%) to pass.

How it works

  1. 1Pick an answer20 questions, one tap each.
  2. 2See the ruleRight or wrong, every answer is explained.
  3. 3Get your scoreCompared with the real 80% pass mark.
Start the test
0/20 answered0 correctPass mark 80%
  1. 1Question 1 of 20

    Which are the most dangerous times for students riding school buses?

  2. 2Question 2 of 20

    The blind spot behind the school bus may extend up to ________, depending on the length and width of the bus.

  3. 3Question 3 of 20

    A passive railroad crossing

  4. 4Question 4 of 20

    Properly adjusted, the outside left and right side convex mirrors will let you see

  5. 5Question 5 of 20

    Immediately after stopping, you should first

  6. 6Question 6 of 20

    You should adjust the outside left and right side flat mirrors so you can see

  7. 7Question 7 of 20

    Which of the following is true about students who are autistic?

  8. 8Question 8 of 20

    Who is responsible for handling discipline problems on your school bus?

  9. 9Question 9 of 20

    When driving a school bus in high winds, you should

  10. 10Question 10 of 20

    During your vehicle inspection test, you must check that the entry door is undamaged. Also check that it

  11. 11Question 11 of 20

    Before you proceed through a railroad crossing, make sure that your bus will have enough containment (the space on the opposite side of the crossing) to completely clear the railroad tracks. As a general rule, adequate containment is

  12. 12Question 12 of 20

    If your school bus stalls on a railroad track, what should you do?

  13. 13Question 13 of 20

    If the bus is on fire, you must

  14. 14Question 14 of 20

    Which of the following statements about providing first aid is TRUE?

  15. 15Question 15 of 20

    If you miss a student's unloading stop along the route, what should you do?

  16. 16Question 16 of 20

    When you're dropping off a challenged student, you should do which of the following?

  17. 17Question 17 of 20

    Except in Idaho, when stopping, you should bring the school bus to a full stop with the front bumper at least ___ away from students at the designated stop.

  18. 18Question 18 of 20

    You should adjust the left and right side crossover mirrors so you can see

  19. 19Question 19 of 20

    To become a school bus driver, you must pass the following three knowledge tests

  20. 20Question 20 of 20

    If your antilock braking system (ABS) stops working, what should you do?

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Questions people ask

Is this South Carolina CDL: School Bus Practice Test like the real South Carolina CDL Knowledge Test?

The questions are written in the same style as the real test, from official sources, with an explanation for each answer. The real test has 20 questions; this free test has 20.

How many questions are on the South Carolina CDL Knowledge Test?

The General Knowledge test has 20 questions. Each class and endorsement adds its own test.

What score do you need to pass the South Carolina CDL Knowledge Test?

You need 16 out of 20 correct (80%).

How old do you have to be to take the South Carolina CDL Knowledge Test?

You can take it from age 18.

Where can I practice more questions?

The Driving Exam Prep app has the full question bank for your test, a step-by-step roadmap, a mistakes review and a readiness score against the real pass mark.

Official sources

Our questions are written from these official sources. Always study your official handbook too: rules change, and our practice questions may differ from your real test.

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