Ready for more practice? This practice test continues your preparation with additional questions covering school bus specific safety and loading procedures. Each question is designed to mirror the difficulty and format of the actual CDL written test.
What This Practice Test Covers
This practice test focuses on:
- school bus specific safety and loading procedures
- Real-world CDL scenarios
- Questions formatted like the actual DMV test
- Detailed explanations for each answer
Each question helps you build the knowledge and confidence needed for test day. Practice makes perfect — take as many attempts as you need.
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Question 1 of 50
1. Question
1. The convex mirrors mounted on the left and right sides of a school bus are specifically designed to provide the driver with a view of which area?
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Question 2 of 50
2. Question
2. When approaching a flooded roadway where water is flowing across the pavement, what should a school bus driver do?
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Question 3 of 50
3. Question
3. A driver is assigned a substitute bus for the morning route. The driver performed a full pre-trip inspection on the regular bus the previous afternoon but has never driven this substitute bus. What is the correct procedure?
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Question 4 of 50
4. Question
4. A school bus stalls on a railroad crossing. The driver has attempted to restart the engine without success. There are 35 students on board. A train is NOT currently visible or audible. What should the driver do?
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Question 5 of 50
5. Question
5. A school bus is descending a long, steep grade (6% grade for 3 miles). What is the correct braking technique to maintain safe speed without causing brake fade?
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Question 6 of 50
6. Question
6. A driver observes a vehicle pass the stopped school bus from behind while the red lights are flashing and the stop arm is extended. The driver can see the vehicle’s license plate but cannot identify the driver. What should the bus driver do?
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Question 7 of 50
7. Question
7. A school bus driver is approaching a school bus stop where three vehicles are already stopped behind the bus stop sign. The driver activates the amber lights 200 feet in advance. As the bus slows to stop, one of the three vehicles pulls into the oncoming lane to pass the other two waiting vehicles and the bus. What violation(s) has this driver committed?
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Question 8 of 50
8. Question
8. After unloading students at a bus stop, the driver has closed the door and deactivated the red flashing lights. Before moving the bus, what is the most important action the driver must take?
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Question 9 of 50
9. Question
9. Most modern school buses are equipped with Anti-Lock Braking Systems (ABS). Under federal regulation, how many ABS warning lights are on the dashboard, and what do they indicate?
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Question 10 of 50
10. Question
10. A kindergarten student is assigned to a safety vest (harness) per their IEP. The student’s parent asks the driver to remove the vest because the child finds it uncomfortable. The parent insists they have the authority to make this decision. What should the driver do?
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Question 11 of 50
11. Question
11. A school bus begins to skid (rear-wheel skid) on an icy road. What is the correct recovery procedure?
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Question 12 of 50
12. Question
12. During a front-end engine fire, the driver determines the front service door is blocked. In what order should the driver evacuate the students?
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Question 13 of 50
13. Question
13. A school bus driver is backing the bus in a school loading area. What is the correct procedure?
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Question 14 of 50
14. Question
14. Which of the following scenarios would require the school bus driver to immediately stop the bus and evacuate students?
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Question 15 of 50
15. Question
15. During the exterior walk-around portion of the pre-trip inspection, the driver checks under the bus and notices a small puddle of clear liquid near the rear axle. There has been no rain. What is the most likely source, and what should the driver do?
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Question 16 of 50
16. Question
16. Which of the following is the correct sequence for safely discharging students who must cross the roadway after exiting the bus?
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Question 17 of 50
17. Question
17. Which of the following is NOT an approved or effective method for securing or maintaining emergency exits on a school bus?
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Question 18 of 50
18. Question
18. A school bus is stopped at a railroad crossing with the door open and the driver is looking and listening. The crossing has active gates with flashing red lights that begin to descend while the bus is still stopped. What should the driver do?
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Question 19 of 50
19. Question
19. Which of the following is NOT a required step in the school bus railroad crossing procedure?
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Question 20 of 50
20. Question
20. A school district is purchasing a bus that has the engine mounted entirely behind the windshield and in front of the passenger entrance. The entrance door is behind the front wheels. This configuration best describes which bus type?
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Question 21 of 50
21. Question
21. The school bus driver’s primary responsibility at all times is which of the following?
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Question 22 of 50
22. Question
22. When inspecting a Type C school bus, the driver notices the body is installed on a chassis with the front fenders and hood as integral parts of the body structure. The Gross Vehicle Weight Rating (GVWR) is 27,500 lbs. Which statement about this bus is correct?
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Question 23 of 50
23. Question
23. A student with autism becomes distressed by a change in the bus route due to road construction and begins screaming and rocking. The driver is on a busy road with no safe place to pull over for another quarter mile. What is the best course of action?
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Question 24 of 50
24. Question
24. Which of the following statements about the stopping requirement for school buses at railroad crossings is most accurate?
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Question 25 of 50
25. Question
25. The 8-light warning system on a school bus consists of four amber and four red alternately flashing lamps. Which statement correctly describes the legal sequence of activation?
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Question 26 of 50
26. Question
26. Which of the following is NOT an appropriate action when a school bus driver encounters a whiteout condition (zero visibility from blowing snow) while on route?
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Question 27 of 50
27. Question
27. After evacuating the school bus in an emergency, how far from the bus should students be assembled and accounted for?
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Question 28 of 50
28. Question
28. A school district conducts evacuation drills only at the beginning of the school year. An audit reveals that students transported mid-year have never participated in a drill. Which statement best evaluates this situation?
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Question 29 of 50
29. Question
29. On a highway divided by a raised concrete median (physical barrier), what are the stopping requirements for traffic approaching a stopped school bus with flashing red lights from the opposing direction?
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Question 30 of 50
30. Question
30. When approaching a bus stop to load students, at what distance should the driver activate the alternately flashing amber (yellow) warning lights?
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Question 31 of 50
31. Question
31. Which of the following is NOT a required mirror system on a school bus used to monitor danger zones during loading and unloading?
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Question 32 of 50
32. Question
32. A school bus is constructed with a cutaway front-section vehicle design where the driver’s door is located behind the front windshield. The bus has a GVWR of 14,500 lbs. Which type of school bus is this?
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Question 33 of 50
33. Question
33. A transportation director is comparing bus types for a route that requires navigating very narrow urban streets with tight turning radii. They need a bus with the engine in the rear and a flat front for maximum forward visibility. Which bus type best fits these requirements?
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Question 34 of 50
34. Question
34. High wind conditions (sustained 40+ mph with gusts to 60 mph) are forecast during the afternoon bus route. The route includes travel across an elevated bridge and open rural roads. Why is this particularly hazardous for school buses, and what should the driver do?
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Question 35 of 50
35. Question
35. When driving on snow- or ice-covered roads, what following distance should a school bus driver maintain compared to normal dry road conditions?
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Question 36 of 50
36. Question
36. A “post-trip inspection” (walking through the bus after the last student has exited) is critical for which of the following reasons?
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Question 37 of 50
37. Question
37. After confirming no train is approaching, the driver begins to cross the railroad tracks. How should the bus be operated while crossing the tracks?
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Question 38 of 50
38. Question
38. During a fleet audit, a transportation supervisor finds that one bus has a GVWR of 9,500 lbs and is built on a cutaway front-section chassis with the driver’s door behind the windshield. The bus is used exclusively to transport 8 students to a private school. Which classification and regulatory consideration applies?
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Question 39 of 50
39. Question
39. During the pre-trip inspection, a driver adjusts the crossover mirrors and notices they cannot see the front bumper area directly in front of the bus. What is the significance of this, and what should the driver do?
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Question 40 of 50
40. Question
40. Federal regulations require that school buses be equipped with emergency exits in addition to the main service door. What is the minimum number of emergency exits required on a standard Type C school bus seating 66 passengers?
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Question 41 of 50
41. Question
41. During a morning route, freezing rain begins to fall. The road that was merely wet is now developing a layer of ice. The bus is on a slight downhill grade approaching a stop sign. The driver applies the brakes gently, but the bus does not slow down — it continues to slide forward. What should the driver do?
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Question 42 of 50
42. Question
42. Which of the following scenarios correctly describes a situation where ALL oncoming traffic MUST stop for a school bus displaying flashing red lights?
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Question 43 of 50
43. Question
43. What is the purpose of the crossing control arm (student crossing arm) on the front of a school bus, and what must the driver verify about it during pre-trip inspection?
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Question 44 of 50
44. Question
44. A school bus driver is assigned to a vehicle with seating capacity for 16 passengers plus the driver. Which statement is true regarding CDL and endorsement requirements for operating this vehicle?
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Question 45 of 50
45. Question
45. During an evacuation drill, a driver notices that several younger students (ages 5–6) are having difficulty pushing out the emergency windows with their small hands and limited upper body strength. What is the best solution for ensuring these students can evacuate successfully in a real emergency?
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Question 46 of 50
46. Question
46. Which of the following is NOT a correct practice related to school bus braking and passenger safety?
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Question 47 of 50
47. Question
47. During a route, a student informs the driver that another student has a medical condition (diabetes) and appears disoriented and sweaty. The student with the medical issue is slurring words and appears drowsy. The bus is 15 minutes from school. What should the driver do?
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Question 48 of 50
48. Question
48. Which of the following is NOT a legal or safe reason for a school bus driver to use a cellular phone while operating the bus with students on board?
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Question 49 of 50
49. Question
49. While driving at 35 mph on a dry road, a ball bounces into the roadway followed by a child running after it. The bus driver applies emergency braking with ABS. The bus stops in time, but the driver notices the brake pedal was vibrating and making a grinding noise during the stop. What should the driver do?
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Question 50 of 50
50. Question
50. A school bus has stalled on railroad tracks with an approaching train approximately 30 seconds away. The driver has 40 students on board. What is the immediate priority?
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