Washington School Bus CDL Practice Test
Below are 25 exam-style questions for the Washington School Bus CDL knowledge test, modeled on the FMCSA-aligned content used by the Washington State Department of Licensing. 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.
- A Back at the same speed as forward
- B Use only mirrors
- C Have students guide you
- D Avoid backing whenever possible; use a spotter when you must back
- A Lights and reflectors, including alternating red lights and stop arm
- B All of the above
- C Mirrors and adjustment
- D Emergency exits and warning devices
- A In the driver's area
- B Anywhere in the aisle
- C Within seatbacks and using lap belts where installed
- D Standing if the bus is full
- A Run across
- B Cross at any time
- C Walk close to the bus where the driver can see them, after a hand signal from the driver
- D Cross behind the bus
- A All of the above
- B Strike pedestrians
- C Hit objects on the side opposite the turn
- D Damage the bus
- A Use the alternating red lights and stop arm to halt traffic
- B Use only four-ways
- C Allow students to cross without lights
- D Honk to clear traffic
- A Move them at least 100 feet upwind from the bus and away from the tracks
- B Have them wait next to the bus
- C Have them sit in the road
- D Send them along the tracks
- A Walk them along the lane line
- B Send them home individually
- C Have them stand near the bus
- D Move them to a safe area off the road, well away from traffic
- A Driving faster to end the trip
- B Ignoring problems
- C Setting clear rules, addressing minor issues quickly, and reporting major issues to the school
- D Stopping the bus to argue
- A Move the bus while students are crossing
- B Quickly close the door
- C Watch the danger zone, especially in front, until all students are clear of the area
- D Pull away as soon as the door is closed
- A Pull away as the door closes
- B Honk and drive
- C Drive on the shoulder
- D Wait until students have moved at least 10 feet from the bus and then check mirrors before pulling away
- A 20 feet behind only
- B 5 feet on each side
- C 10 feet around the bus
- D The length of the bus
- A Allow students to remain seated during evacuation
- B All of the above
- C Move the bus until all students are seated
- D Cross a railroad track without stopping
- A Open from inside and outside as designed
- B All of the above
- C Be checked daily as part of pre-trip
- D Be unobstructed
- A Functional emergency exits
- B All of the above
- C Pre-trip inspection completed
- D Crossing arms, stop signal arms, and red flashing lights
- A Move the bus immediately
- B Continue the route
- C Care for injured students, contact emergency services, and notify the school
- D Leave students unattended
- A Pick it up quickly
- B Run to the next stop
- C Stop and tell the driver before retrieving the item
- D Leave it
- A All of the above
- B Off-tracking on right turns
- C Wide rear of the bus when changing lanes
- D Tail swing when turning corners
- A Allow another student to operate the lift
- B Set the parking brake and ensure the lift is fully deployed before allowing boarding
- C Operate the lift while moving
- D Skip the parking brake
- A Up to date per state and federal rules
- B Only at the start of the school year
- C Once every 5 years
- D Only when convenient
- 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
- A Ignore it; the bus is short enough
- B Stop and check clearance — never assume
- C Drive faster to clear it quickly
- D Honk and continue
- A During loading and unloading near the bus
- B At fueling stops
- C On the highway during the trip
- D In the bus garage
- A Within 5 feet of the rail
- B Only at night
- C Only when a train is visible
- D Between 15 and 50 feet from the nearest rail
- A All children will follow the rules
- B Drivers will always stop for the red lights
- C Children may not see or hear the bus
- D No traffic will pass while the bus is stopped
Study tips for the Washington School Bus exam
The School Bus portion of the Washington CDL exam is graded out of the bank of questions the Washington State Department of Licensing draws from each year. While the exact bank is not published, every question is sourced from the School Bus chapter of the Washington 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 Washington 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 Washington State Department of Licensing 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 Washington 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 Washington 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 Washington State Department of Licensing office.
Already comfortable with this endorsement? Drill another: WA General Knowledge · WA Air Brakes · WA Combination Vehicles · WA Hazardous Materials · WA Passenger · WA Tank Vehicle · WA Doubles / Triples
New to the CDL process in Washington? Read How to apply for a CDL in Washington for the document checklist and step-by-step timeline.