CDL (Commercial Driver)
CDL School Bus (S) Practice Test 3
Free — no payment neededPractice betaLevel: Mixed
20 original CDL School Bus (S) questions based on the federal motor carrier safety rules (49 CFR). Practice test, not affiliated with any government agency. Practice beta.
Created by AI
Practice test, not affiliated with any government agency. Original questions written from public sources, checked by a second AI reviewer and automated checks. Rules change; confirm with the official handbook. Available in 2 languages (translations are machine-made and checked automatically).
Before you start
- Questions
- 20 multiple-choice questions, one at a time
- Time
- About 12 minutes. Untimed — take as long as you need.
- Pass mark
- 16 out of 20 correct (80%)
- Feedback
- Your score, the correct answers and short explanations when you finish
- Account
- Not needed. Your answers stay in this browser.
What this test covers
Railroad crossings school busStudent loading unloadingDanger zones and mirrorsStudent managementSchool bus emergency evacuationAntilock brakes and special safety
Preview the first question
Why should students be quiet when the bus stops at a railroad crossing?
- So the driver can listen for trains
- So the door opens faster
- So the warning lights work
- So the bus engine runs better at idle
Answers are revealed on the results page after you finish.