Printable CO Permit Practice Test
40 questions from the Colorado question bank. Answer key on the last page. Last verified 2026-09-05 against the official Colorado driver manual.
1. What does Colorado require when no different speed is posted?
- Follow the default speed limit for the road or district
- Always drive 10 mph below the posted limit
- Use the rural interstate limit on every road
- Choose any speed that feels comfortable
2. For a Colorado driver age 21 or older, which BAC is identified as DUI per se?
- 0.02%
- 0.04%
- 0.05%
- 0.08%
3. What may happen after a driver younger than 21 is convicted of DUI or DWAI for the first time?
- The license may be revoked if the driver fails to complete a court-ordered evaluation or program
- The license is permanently canceled in every first-conviction case
- The driver receives only a warning and keeps the license without conditions
- Revocation is possible only after a third conviction
4. At a four-way stop, two vehicles arrive at the same time. Which driver must yield?
- The driver on the left
- The driver on the right
- The driver going straight
- The driver in the heavier vehicle
5. When entering a Colorado roundabout, what traffic must an ordinary driver yield to?
- Traffic already inside the roundabout and approaching traffic on the left
- Only vehicles behind the entrance
- No traffic, because entering vehicles have priority
- Only trucks after they exit
6. When stopping quickly with ABS, what does the Colorado handbook advise?
- Apply hard, firm pressure and keep the brake pedal down
- Pump the pedal rapidly until the vehicle stops
- Release the pedal as soon as it pushes back
- Use the parking brake before touching the service brake
7. What does Colorado law prohibit while a driver is texting on a mobile device?
- Text messaging while driving, except to contact law enforcement or the fire department or in an emergency
- Text messaging whenever traffic is below 25 mph
- Text messaging only when stopped at a red light
- Text messaging whenever the driver keeps one hand on the wheel
8. When are most deer and elk crashes described in the Colorado handbook as occurring?
- Between dusk and dawn
- Only during the middle of the afternoon
- Only during heavy snowfall at midday
- Between sunrise and noon on city streets
9. If an emergency vehicle is stopped on the shoulder, what should a driver do when possible?
- Leave at least one lane between the vehicle and the emergency vehicle
- Pass immediately beside it at the posted speed
- Stop in the adjacent lane next to the emergency vehicle
- Move toward the shoulder to give the emergency vehicle less room
10. What can happen to a Colorado driver younger than 21 after a first DUI or DWAI conviction if the required program is not completed?
- The driver license can be revoked
- Only the vehicle registration is canceled
- The driver automatically receives a lifetime license
- No licensing action is possible for a first conviction
11. According to the handbook, how quickly does BAC drop on average after alcohol is in the bloodstream?
- 0.015% per hour
- 0.005% every ten minutes
- 0.15% per hour
- It drops immediately after coffee is consumed
12. What proof must Colorado drivers have while operating a vehicle?
- Valid evidence of insurance
- A receipt for the most recent fuel purchase
- A printed map of every planned trip
- A mechanic's inspection report from that day
13. What does a WRONG WAY sign tell a driver?
- The driver is traveling against the permitted direction and must not proceed
- The pavement is rough but travel may continue normally
- A truck route begins ahead
- The next intersection requires a U-turn
14. What direction may a driver follow after seeing a One Way sign?
- Only the direction indicated by the sign’s arrow
- Any direction if the street is empty
- Only toward the nearest service facility
- The opposite direction during daylight
15. What does a round railroad advance warning sign indicate?
- A railroad crossing is ahead
- A bicycle lane begins immediately
- A roundabout requires a left turn
- A school entrance is ahead
16. What must a driver do at a Colorado STOP sign?
- Come to a complete stop
- Continue if no vehicle is visible
- Stop only if a train is approaching
- Slow down without stopping
17. What do the shapes and colors of Colorado traffic signs indicate?
- The type of information the sign provides
- The mechanical condition of the vehicle
- The driver's eligibility for a license
- Whether a railroad train is approaching
18. What information can Colorado traffic signs provide besides traffic rules and hazards?
- Current location, directions, and services
- Only vehicle maintenance instructions
- Only private business names
- Permission to ignore signals
19. What does a flashing yellow arrow require from a driver turning left?
- Proceed with caution and yield to oncoming traffic and pedestrians
- Stop and wait until a green arrow appears
- Turn immediately because opposing traffic must yield
- Use the arrow as permission to pass through the intersection
20. If an emergency vehicle approaches while you are in an intersection, what should you do?
- Drive through the intersection, then pull over
- Stop immediately in the intersection
- Turn left and follow the emergency vehicle
- Reverse to the edge you just entered from
21. Which color and symbol combination identifies Colorado warning signs?
- Yellow or fluorescent green with black symbols
- Green with white mileage numbers
- Blue with white service symbols
- Brown with white recreation symbols
22. Before turning left, what traffic must a driver yield to?
- All oncoming traffic unless protected by a green arrow or first at a four-way stop
- Only vehicles that are turning right
- Only pedestrians who are already in the roadway
- No traffic when the turn signal has been on for three seconds
23. At an uncontrolled intersection, what does the vehicle on the left do when both vehicles arrive together?
- Yield and allow the vehicle on the right to go first
- Accelerate so it crosses before the vehicle on the right
- Stop in the center until the other driver waves
- Turn left automatically because it has the inside path
24. When visibility is less than 1,000 feet in Colorado, which lighting rule applies?
- Drive with headlights on
- Use parking lights only
- Turn lights off to reduce reflected glare
- Use hazard flashers instead of headlights
25. What do Colorado regulatory signs usually look like?
- Black or red on a white background
- Blue or brown with white symbols
- Orange with black letters only in rural areas
- Green with mileage numbers and route arrows
26. If the brake pedal stops slowing the vehicle, what should a Colorado driver try first?
- Take the foot off the accelerator and pump the brake pedal
- Pull the parking brake hard and lock the rear wheels
- Turn off the ignition and coast without steering
- Continue driving until the brakes cool down
27. If your vehicle is hydroplaning, when should you try to stop or turn?
- Only after the tires are gripping the road again
- Immediately, by braking hard and steering sharply
- Before lifting off the accelerator
- After shifting to park in the travel lane
28. When may a driver turn in the direction shown by a lighted green arrow?
- When the arrow points that way, while still yielding as required if it goes off
- Only after waiting for every nearby vehicle to stop
- In any direction, because a green arrow cancels lane markings
- Only after the signal changes to a flashing red light
29. How far ahead should a Colorado driver look to reduce last-minute braking?
- At least 10 seconds ahead
- Only one car length ahead
- Exactly three seconds ahead
- No farther than the next lane marking
30. During the first six months after a Colorado minor's license is issued, which passenger is generally prohibited?
- A passenger younger than 21, unless a parent or licensed adult driver is present
- A sibling younger than 21 under every circumstance
- One passenger younger than 21, even with a parent present
- All passengers, regardless of age
31. Under Colorado's DUI per se rule, which blood alcohol concentration can support a conviction?
- More than 0.08%
- Exactly 0.02% for every driver
- More than 0.04% only for a commercial driver
- Any measurable amount, regardless of driver or conduct
32. According to the Colorado handbook, where should your right foot be before starting the engine?
- On the brake
- On the accelerator
- On the floor beside the pedals
- On the parking brake handle
33. What do brown backgrounds on service and recreation signs indicate?
- Recreational, historic, or cultural areas
- A mandatory reduced-speed zone
- A railroad crossing emergency phone
- A route reserved only for trucks
34. When passing an emergency vehicle stopped along the road, what speed applies if the posted limit is 45 mph or less?
- Slow to 25 mph unless emergency personnel or conditions direct otherwise
- Continue at the posted limit if you move one lane away
- Slow to 15 mph in every such location
- Stop and wait until the emergency vehicle leaves
35. How far before a turn or lane change must a driver signal in an urban area?
- Continuously for 100 feet
- Continuously for 25 feet
- Only for three seconds after beginning the maneuver
- For 200 feet on every road
36. What does a broken yellow line between opposing traffic lanes tell a driver?
- Passing is permitted when the maneuver is safe
- Passing is prohibited until the line becomes white
- Traffic on both sides must travel in the same direction
- The lane is reserved for emergency vehicles
37. What does a flashing yellow light warn an approaching driver to do?
- Slow down and proceed with caution
- Stop fully and wait for a green signal
- Accelerate before the light changes
- Turn around before reaching the warning
38. What does a broken white lane line mean?
- You may change lanes if it is safe
- Passing is forbidden in both directions
- Traffic on each side moves in opposite directions
- Only emergency vehicles may cross it
39. A circular green light remains on after the green arrow goes off. When may you still turn?
- After yielding to through vehicles and pedestrians
- Only if a police officer is standing nearby
- Without yielding because the arrow was green earlier
- Never, because the missing arrow always prohibits turns
40. An angry driver is following you aggressively. What response does the handbook recommend?
- Back off, give way, and let that driver go
- Match the driver's speed to prevent being passed
- Make eye contact and confront the driver at the next stop
- Brake hard whenever the driver gets close
Answer key
- 1. A
- 2. D
- 3. A
- 4. A
- 5. A
- 6. A
- 7. A
- 8. A
- 9. A
- 10. A
- 11. A
- 12. A
- 13. A
- 14. A
- 15. A
- 16. A
- 17. A
- 18. A
- 19. A
- 20. A
- 21. A
- 22. A
- 23. A
- 24. A
- 25. A
- 26. A
- 27. A
- 28. A
- 29. A
- 30. A
- 31. A
- 32. A
- 33. A
- 34. A
- 35. A
- 36. A
- 37. A
- 38. A
- 39. A
- 40. A
