- Free
- No sign-up
- 20 questions
- Pass mark 80%
California CDL: School Bus Practice Test
20 school bus questions for the California CDL Knowledge Test, out of 114 in the app. Answer each to see whether you got it right and why. The real California 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

What color are all school buses painted?
2Question 2 of 20

Which of the following statements about antilock braking systems (ABS) are true?
3Question 3 of 20
In case of an emergency, if your bus is equipped with a CB radio,
4Question 4 of 20

Immediately after stopping, you should first
5Question 5 of 20
An active railroad crossing is
6Question 6 of 20

According to the California Commercial Driver Handbook, before you stop at a school bus stop, you should activate your alternating flashing amber warning lights at least __________ in advance.
7Question 7 of 20

When is operating a school bus most dangerous?
8Question 8 of 20

If your school bus's antilock braking system (ABS) fails,
9Question 9 of 20

You should adjust the outside left and right side convex mirrors to see
10Question 10 of 20
Before leaving, make sure the students are in plain view
11Question 11 of 20

What is the "golden rule" for school buses when approaching and crossing railroad tracks?
12Question 12 of 20
When you inspect the battery and battery box during your pre-trip vehicle inspection test, make sure that
13Question 13 of 20

How should you deal with unruly students on your school bus?
14Question 14 of 20

The overhead inside rear-view mirror is used to
15Question 15 of 20

You should adjust the left and right side crossover mirrors so you can see
16Question 16 of 20

When unloading students at a school, you should
17Question 17 of 20
Which of the following strategies can help prevent your school bus from being hijacked?
18Question 18 of 20

If the bus is on fire, you must
19Question 19 of 20

In an emergency, you should consider NOT evacuating students from your school bus
20Question 20 of 20
You're about to unload students at a bus stop. Tell them that once they've exited the bus, they should
More topic
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- General Knowledge694 questions in the app · 20 free
- Hazardous Materials191 questions in the app · 20 free
- Passenger Vehicles118 questions in the app · 20 free
- Pre-Trip Inspection91 questions in the app · 20 free
- School Bus114 questions in the app · 20 free
- Tanker Vehicles96 questions in the app · 20 free
Questions people ask
Is this California CDL: School Bus Practice Test like the real California 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 California 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 California CDL Knowledge Test?
You need 16 out of 20 correct (80%).
How old do you have to be to take the California 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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