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- 20 questions
- Pass mark 80%
Missouri CDL: School Bus Practice Test
20 school bus questions for the Missouri CDL Knowledge Test, out of 113 in the app. Answer each to see whether you got it right and why. The real Missouri 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 DOR. 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

In cases of bullying or harassment, you as the school bus operator must
2Question 2 of 20
You're about to unload students at a bus stop. Tell them that once they've exited the bus, they should
3Question 3 of 20
According to the Missouri Commercial Driver License Manual, when you're approaching a railroad crossing, you should activate your hazard lights (four-way flashers) about ________ before the crossing.
4Question 4 of 20

Which of the following will confirm that your bus is equipped with an antilock braking system (ABS)?
5Question 5 of 20
In which of the following situations should you evacuate your school bus?
6Question 6 of 20
What are the components of “START”: a memory aid for managing students with disabilities?
7Question 7 of 20

When can you put a misbehaving student off the bus?
8Question 8 of 20

When is operating a school bus most dangerous?
9Question 9 of 20

If a railroad crossing signal is malfunctioning, you should
10Question 10 of 20

The convex, crossover, and flat mirrors should be viewed
11Question 11 of 20
Before leaving, make sure the students are in plain view
12Question 12 of 20
If you miss a student's unloading stop along the route, what should you do?
13Question 13 of 20

If the gate comes down as you are starting across a railroad crossing, what should you do?
14Question 14 of 20

While you're loading students, if you cannot account for a student, what should you do?
15Question 15 of 20

In an emergency, you should consider NOT evacuating students from your school bus
16Question 16 of 20

If the bus is on fire, you must
17Question 17 of 20

You should adjust the left and right side crossover mirrors so you can see
18Question 18 of 20

You should adjust the outside left and right side convex mirrors to see
19Question 19 of 20

As a bus driver, which of these concerns is most important to you?
20Question 20 of 20

School buses are the safest mode of transportation for children traveling to and from school. Which of the following factors are most responsible for this impressive safety record?
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Questions people ask
Is this Missouri CDL: School Bus Practice Test like the real Missouri 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 Missouri 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 Missouri CDL Knowledge Test?
You need 16 out of 20 correct (80%).
How old do you have to be to take the Missouri 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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