- Free
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- 20 questions
- Pass mark 80%
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.
- Facts updated
- Official source: law.cornell.edu
- Independent, not affiliated with the DMV. How we write our questions
How it works
- 1Pick an answer20 questions, one tap each.
- 2See the ruleRight or wrong, every answer is explained.
- 3Get your scoreCompared with the real 80% pass mark.
1Question 1 of 20
Which are the most dangerous times for students riding school buses?
2Question 2 of 20

The blind spot behind the school bus may extend up to ________, depending on the length and width of the bus.
3Question 3 of 20

A passive railroad crossing
4Question 4 of 20

Properly adjusted, the outside left and right side convex mirrors will let you see
5Question 5 of 20

Immediately after stopping, you should first
6Question 6 of 20

You should adjust the outside left and right side flat mirrors so you can see
7Question 7 of 20
Which of the following is true about students who are autistic?
8Question 8 of 20

Who is responsible for handling discipline problems on your school bus?
9Question 9 of 20

When driving a school bus in high winds, you should
10Question 10 of 20

During your vehicle inspection test, you must check that the entry door is undamaged. Also check that it
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
12Question 12 of 20

If your school bus stalls on a railroad track, what should you do?
13Question 13 of 20

If the bus is on fire, you must
14Question 14 of 20
Which of the following statements about providing first aid is TRUE?
15Question 15 of 20
If you miss a student's unloading stop along the route, what should you do?
16Question 16 of 20

When you're dropping off a challenged student, you should do which of the following?
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.
18Question 18 of 20

You should adjust the left and right side crossover mirrors so you can see
19Question 19 of 20
To become a school bus driver, you must pass the following three knowledge tests
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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