Colorado Passenger CDL Practice Test
Below are 25 exam-style questions for the Colorado Passenger CDL knowledge test, modeled on the FMCSA-aligned content used by the Colorado Department of Revenue Division of Motor Vehicles. 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 Brakes that do not pass the brake test
- B Missing safety equipment
- C Cracked windshield within the wiper area
- D All of the above
- A Cover the brake and slow down
- B Speed up
- C Maintain speed
- D Honk loudly
- A Does not allow standees and is configured for longer trips
- B Has no driver
- C Has a baggage section open to passengers
- D Allows standees
- A A current inspection
- B Properly working emergency lighting
- C Damaged or missing seat belts where installed
- D Working signaling devices
- A Brakes, steering, exhaust, signaling devices
- B All of the above
- C Tires and wheels
- D Emergency exits
- A Brake smoothly and stop at the curb without abrupt stops
- B Approach at full speed
- C Stop in the middle of the lane
- D Honk to warn passengers
- A Start moving as the last passenger boards
- B Wait for all passengers to be safely aboard before beginning to move
- C Close the door immediately
- D Press the accelerator slightly
- A Stop at the rear of the stop area
- B Block the crosswalk
- C Allow space for passengers to board safely
- D Park in the bicycle lane
- A Refuel with passengers freely
- B Allow passengers to refuel
- C Refuel only at night
- D Generally, fuel only when no passengers are aboard, per company policy and applicable regulations
- A Can carry only Class 9 hazmat
- B Can carry placarded hazmat anyway
- C Must not carry placarded hazmat
- D Can carry hazmat at off-peak times
- A Working emergency exits
- B An out-of-service brake or other safety defect
- C A current medical card
- D A pre-trip inspection completed
- A Wearing prescription glasses
- B Using a hand-held mobile phone
- C Having coffee
- D Talking with passengers
- A Walking the bus to check for sleeping or remaining passengers and items left behind
- B Removing the seats
- C Refueling
- D Cleaning the windshield
- A Keep the front aisle clear of items
- B All of the above
- C Keep the doorway clear when in motion
- D Keep the emergency exit areas clear
- A Use the public-address system or speak clearly so all passengers can hear
- B Skip the announcement
- C Tell only the front passengers
- D Post a note
- A Have working lifts/ramps and securements
- B Use only the rear door
- C Refuse to carry them
- D Charge extra fees
- A Wait for police
- B Account for every passenger and verify no one is left aboard
- C Resume the route
- D Drive away
- A All of the above
- B Disorderly conduct that endangers others
- C Open alcohol on the bus
- D Smoking on a bus where smoking is prohibited
- A All passengers have a seat or are properly braced behind the standee line
- B The dispatcher says so
- C The bus is full
- D The bus is empty
- A In bulk only
- B On freight trips only
- C In any quantity
- D In quantities and conditions allowed by federal regulations
- A Only when a train is visible
- B Between 15 and 50 feet from the nearest rail
- C Within 5 feet of the rail
- D Never; just slow down
- A Notify the carrier and applicable authorities, render aid, and follow company emergency procedures
- B Tell only the dispatcher
- C Continue the trip
- D Wait for passengers to call
- A Anywhere on the bus
- B Behind the standee line
- C Not allowed
- D Only in the aisle near the door
- A Slow down and yield to pedestrians
- B Honk to warn them
- C Move into the next lane
- D Maintain speed
- A Drive faster to be on time
- B Use the same caution as a school-bus driver, even without an S endorsement, especially around loading and unloading
- C Allow students to stand
- D Skip post-trip inspection
Study tips for the Colorado Passenger exam
The Passenger portion of the Colorado CDL exam is graded out of the bank of questions the Colorado Department of Revenue Division of Motor Vehicles draws from each year. While the exact bank is not published, every question is sourced from the Passenger chapter of the Colorado 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 Colorado 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 Passenger.
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 Colorado Department of Revenue Division of Motor Vehicles 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 Passenger 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 Colorado General Knowledge practice test before scheduling the real exam.
Next steps
Missed more than four questions? Re-read the Passenger study guide and the matching chapter in the official Colorado 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 Colorado Department of Revenue Division of Motor Vehicles office.
Already comfortable with this endorsement? Drill another: CO General Knowledge · CO Air Brakes · CO Combination Vehicles · CO Hazardous Materials · CO School Bus · CO Tank Vehicle · CO Doubles / Triples
New to the CDL process in Colorado? Read How to apply for a CDL in Colorado for the document checklist and step-by-step timeline.