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TN · S Endorsement

Tennessee School Bus CDL Practice Test

Below are 25 exam-style questions for the Tennessee School Bus CDL knowledge test, modeled on the FMCSA-aligned content used by the Tennessee Department of Safety and Homeland Security. Try to answer each question on your own before reading the answer key directly under it. The questions and answer choices are shuffled deterministically per state and endorsement, so the order will stay the same on repeat visits — that lets you genuinely measure your improvement.

Heads up: this is a study tool, not a graded exam. Cover the answer with your hand or a sheet of paper for an honest practice run, then re-read the explanations for any questions you missed. Aim for 22 out of 25 or better, three times in a row, before scheduling the real exam.
Question 1 of 25
School bus pre-trip inspection includes:
  • A All of the above
  • B Mirrors and adjustment
  • C Emergency exits and warning devices
  • D Lights and reflectors, including alternating red lights and stop arm
Correct answer: A
School-bus-specific systems must be checked daily.
Question 2 of 25
A school bus driver must do a post-trip inspection that includes:
  • A Refueling
  • B Walking the bus to check for sleeping or hidden children, items left behind, and damage
  • C Cleaning windows
  • D Disconnecting the battery
Correct answer: B
The post-trip walk-through is mandatory to prevent leaving a child on the bus.
Question 3 of 25
A school bus driver must evacuate the bus when:
  • A There is a fire or danger of fire, hazmat spill, the bus is in the path of a train, or the bus position may shift
  • B There is heavy rain
  • C Students are noisy
  • D A passenger forgot a backpack
Correct answer: A
Mandatory evacuation conditions are specifically taught in S endorsement training.
Question 4 of 25
When the bus is stopped to unload students, the driver must:
  • A Move the bus while students are crossing
  • B Quickly close the door
  • C Pull away as soon as the door is closed
  • D Watch the danger zone, especially in front, until all students are clear of the area
Correct answer: D
Driver must visually verify students have moved clear before any movement.
Question 5 of 25
When students are crossing in front of the bus, they should:
  • A Walk close to the bus where the driver can see them, after a hand signal from the driver
  • B Cross at any time
  • C Run across
  • D Cross behind the bus
Correct answer: A
Students cross 10+ feet in front of the bus on a signal from the driver, where they remain visible.
Question 6 of 25
When a student is left at school after the route, the driver should:
  • A Notify the school and follow company policy
  • B Leave the student
  • C Take the student home personally
  • D Drive home
Correct answer: A
Lost or left students are reported and reunited per company procedure.
Question 7 of 25
A school bus driver may discharge a student at:
  • A The designated stop
  • B A different location only with authorization
  • C The bus garage
  • D Anywhere a student requests
Correct answer: A
Designated stops only, except where school authorization permits otherwise.
Question 8 of 25
Before students approach the bus to board, the driver should:
  • A Activate the alternating red lights and stop signal arm
  • B Honk
  • C Open the rear door
  • D Roll down all windows
Correct answer: A
Use red lights and stop arm to alert traffic and signal students that it is safe to approach.
Question 9 of 25
Tail swing on a school bus can:
  • A Hit objects on the side opposite the turn
  • B Strike pedestrians
  • C All of the above
  • D Damage the bus
Correct answer: C
Tail swing is the rear of the bus moving in the opposite direction of the turn; check both sides.
Question 10 of 25
A "no-zone" of a school bus includes:
  • A All of the above
  • B The blind spot directly behind
  • C The danger zone — 10 feet around the bus
  • D The blind spot directly in front
Correct answer: A
All three areas are blind spots for the school-bus driver.
Question 11 of 25
When you must evacuate students near a railroad track:
  • A Move them at least 100 feet upwind from the bus and away from the tracks
  • B Send them along the tracks
  • C Have them wait next to the bus
  • D Have them sit in the road
Correct answer: A
Distance and direction matter; clear of the tracks and at least 100 feet from any explosion or fire risk.
Question 12 of 25
When approaching a stopped vehicle on the side of the road:
  • A Slow down and move over if possible
  • B Speed up
  • C Honk continuously
  • D Maintain speed
Correct answer: A
Move-over laws apply to school buses around stopped vehicles, especially emergency vehicles.
Question 13 of 25
A school bus driver should never:
  • A Move the bus until all students are seated
  • B Cross a railroad track without stopping
  • C All of the above
  • D Allow students to remain seated during evacuation
Correct answer: B
Crossing a rail without stopping is a major violation. The other answers are normal practice.
Question 14 of 25
When students must be loaded after dark:
  • A Use interior dome lights and ensure exterior lights and stop arm are visible
  • B Have students load without lights
  • C Use only the four-ways
  • D Skip the lights
Correct answer: A
Visibility is essential at night; full lighting protects students and informs traffic.
Question 15 of 25
A school bus driver must be alert for:
  • A Children riding bicycles near the stop
  • B Children playing or chasing balls near the bus stop
  • C Children running across the street
  • D All of the above
Correct answer: D
Children's behavior is unpredictable; constant vigilance is required.
Question 16 of 25
A school bus driver should manage student behavior by:
  • A Setting clear rules, addressing minor issues quickly, and reporting major issues to the school
  • B Ignoring problems
  • C Stopping the bus to argue
  • D Driving faster to end the trip
Correct answer: A
Calm, consistent management keeps the bus safe; major issues are reported.
Question 17 of 25
During winter operation, a school bus driver should:
  • A Inspect heater and defroster operation, tires, and lights for snow and ice
  • B Skip pre-trip in cold weather
  • C Allow students to dress lightly
  • D Use only the parking brake
Correct answer: A
Winter pre-trips include extra checks for heater, defroster, and traction items.
Question 18 of 25
When using mirrors to check the danger zone, the order is generally:
  • A Door only
  • B Left flat, left convex, crossover, right flat, right convex, then door
  • C Crossover then door
  • D Right flat then left flat
Correct answer: B
Sequential mirror check ensures the entire danger zone is visible before opening the door.
Question 19 of 25
A school bus driver must report:
  • A Mechanical defects discovered during the trip
  • B All of the above
  • C Behavior that disrupts the safety of the bus
  • D Accidents involving the bus or students
Correct answer: B
All three reporting duties apply.
Question 20 of 25
When backing a school bus, you should:
  • A Avoid backing whenever possible; use a spotter when you must back
  • B Use only mirrors
  • C Back at the same speed as forward
  • D Have students guide you
Correct answer: A
Backing is high-risk; avoid when possible and use a non-student spotter.
Question 21 of 25
After a school bus accident, the driver should:
  • A Continue the route
  • B Move the bus immediately
  • C Care for injured students, contact emergency services, and notify the school
  • D Leave students unattended
Correct answer: C
Student care and notification come first.
Question 22 of 25
On a school bus, students should be seated:
  • A Anywhere in the aisle
  • B Within seatbacks and using lap belts where installed
  • C In the driver's area
  • D Standing if the bus is full
Correct answer: B
Within seatbacks; use seat belts where equipped; never standees on a school bus in motion.
Question 23 of 25
Before crossing the tracks, the driver should:
  • A Honk
  • B Open the door, turn off the radio and noisy fans, look and listen
  • C Shift gears
  • D Roll up windows
Correct answer: B
Senses must be clear; do not shift gears while crossing.
Question 24 of 25
When students get off at the corner, they should:
  • A Go behind the bus
  • B Cross diagonally
  • C Walk in front of the bus to cross only after a driver signal and at least 10 feet from the bus
  • D Walk to the curb, then to the home
Correct answer: C
Crossing in front and visible to the driver is the safest path.
Question 25 of 25
School bus drivers must keep their certification and training:
  • A Up to date per state and federal rules
  • B Only when convenient
  • C Only at the start of the school year
  • D Once every 5 years
Correct answer: A
Continuous certification is required; expired training disqualifies the driver.

Study tips for the Tennessee School Bus exam

The School Bus portion of the Tennessee CDL exam is graded out of the bank of questions the Tennessee Department of Safety and Homeland Security draws from each year. While the exact bank is not published, every question is sourced from the School Bus chapter of the Tennessee CDL handbook, which itself is derived from the FMCSA Model Commercial Driver's License Manual. That means studying our practice tests, reading the corresponding handbook chapter, and re-reading the parts you got wrong is genuinely the most efficient route to a first-time pass.

Most successful applicants follow a simple cycle: take the practice test cold, write down every question you missed, open the matching chapter of the official Tennessee handbook, re-read the section that contains the right answer, then re-take the practice test 24 to 48 hours later. The 24-hour delay matters — sleep is when your brain commits new information to long-term memory, and CDL knowledge questions reward that kind of consolidated learning rather than cramming.

Pay particular attention to questions that include qualifier words like always, never, only, primary, or most. CDL test writers love to flip the right answer with a single qualifier. When two answer choices look almost identical, pay attention to the verb (is it must, should, or may?) and to any numbers (14 days, 100 air miles, 8 hours, 70/8 split). On endorsement tests in particular, watch for trick framing where a true statement about a different endorsement is offered as the "correct" answer to a question that is actually about School Bus.

Test-day logistics matter too. Bring photo ID, your Social Security card or birth certificate, your medical examiner's certificate (DOT card), and proof of state residency if you haven't already submitted those documents. The Tennessee Department of Safety and Homeland Security will not let you sit for the knowledge exam without your documentation, and most offices charge an additional fee for re-attempts. Arrive early — the wait at most CDL testing offices runs 30 to 60 minutes — and silence your phone before the exam begins.

Finally, keep your General Knowledge fundamentals sharp even when you're focused on the School Bus exam. Many states administer multiple knowledge tests in a single sitting, and questions on weight definitions (GVWR, GCWR, GAWR), stopping distance, and the pre-trip inspection routine show up across endorsements. If you're unsure on the basics, sit a fresh Tennessee General Knowledge practice test before scheduling the real exam.

Next steps

Missed more than four questions? Re-read the School Bus study guide and the matching chapter in the official Tennessee CDL handbook. Then come back and re-take the test. Once you can score 22 of 25 or higher on three runs in a row, you're in good shape to schedule the real exam at your local Tennessee Department of Safety and Homeland Security office.

Already comfortable with this endorsement? Drill another: TN General Knowledge · TN Air Brakes · TN Combination Vehicles · TN Hazardous Materials · TN Passenger · TN Tank Vehicle · TN Doubles / Triples

New to the CDL process in Tennessee? Read How to apply for a CDL in Tennessee for the document checklist and step-by-step timeline.