How many cars may go on each green light at a freeway ramp meter?
- Two
- Three
- As many as fit
- One
Show the answer
One
Drivers take turns, one per green.
Minnesota Traffic Signals practice test
Practice lights, arrows and pedestrian signals, with questions based on the Minnesota Driver's Manual.
Sample Traffic Signals questions
When may you cross the dashed double yellow lines into a reversible lane?
- Only after dark on weekdays
- Whenever traffic in it looks light
- When the signal over it shows a green arrow
Show the answer
When the signal over it shows a green arrow
A sign that allows it also lets you enter.
Source: Minnesota Driver's Manual, Chapter 5, Reversible lanes, p. 71
A traffic officer raises a hand with the palm toward you and gives one long whistle blast. What does it mean?
- Go
- Turn right
- Stop
Show the answer
Stop
This is the usual stop signal. Follow an officer's signals over lights and signs.
Source: Minnesota Driver's Manual, Chapter 5, Traffic officers, p. 71
What does a flashing yellow X over a lane allow?
- Using the lane to turn left, with caution
- Driving straight through at the posted speed
- Stopping or parking in the lane for loading
- Nothing, the lane is closed to all traffic
Show the answer
Using the lane to turn left, with caution
Drivers turning left from the opposite way may share it with you.
Source: Minnesota Driver's Manual, Chapter 5, Lane use control signals, p. 68
How is a center left-turn-only lane marked on the pavement?
- Double solid white lines
- Parallel solid and dashed yellow lines
- A row of white triangles across the lane
- A single broken white line
Show the answer
Parallel solid and dashed yellow lines
White arrows sometimes appear in the lane as well.
Source: Minnesota Driver's Manual, Chapter 5, Center turn lanes, p. 71
The traffic signal at an intersection is not working at all. How does the Minnesota manual say to treat it?
- As if the light were green
- As a freeway entrance
- Like an uncontrolled intersection
Show the answer
Like an uncontrolled intersection
Yield as you would where no sign or signal controls traffic.
Source: Minnesota Driver's Manual, Chapter 5, Traffic-control signals, p. 65
When do Minnesota freeway ramp meters usually operate?
- Only on weekends
- Only overnight
- During peak travel hours
Show the answer
During peak travel hours
The meters sit about halfway down the ramp and help traffic merge.
Source: Minnesota Driver's Manual, Chapter 6, Freeway ramp meters, p. 74
What does a flashing yellow arrow pointing down at a freeway lane mean?
- The lane is closed
- You must stop in the lane
- You may use the lane, with caution
Show the answer
You may use the lane, with caution
A flashing downward yellow arrow keeps the lane open, but take care.
Source: Minnesota Driver's Manual, Chapter 5, Lane use control signals, p. 68
What does a solid white line with a bicycle symbol mark?
- A carpool lane
- Space for bicycle traffic only
- A shared parking zone
Show the answer
Space for bicycle traffic only
That includes electric-assist bicycles.
Source: Minnesota Driver's Manual, Chapter 5, White lines, p. 69
An officer waves you forward and gives several short whistle blasts. What does it mean?
- Start or keep moving
- Pull over to the curb
- Stop at once
Show the answer
Start or keep moving
Short blasts with a hand motion tell you to go.
Source: Minnesota Driver's Manual, Chapter 5, Traffic officers, p. 71
More Minnesota practice
- Full practice testAll topics, as in the knowledge test
- Road SignsWhat signs mean and what to do when you see them
- Right-of-WayWho goes first at intersections, crosswalks and roundabouts
- Lanes & TurnsLane markings, turns, passing and merging
- Speed LimitsLimits and how to adjust your speed
- ParkingCurb colors, hills and where you can't park
- Safe DrivingFollowing distance, weather, night driving and sharing the road
- Alcohol & DrugsBlood alcohol limits, DUI rules and medication
- EmergenciesBreakdowns, emergency vehicles and railroad crossings
- License RulesPermits, restrictions for new drivers and points
- Insurance & CollisionsRequired coverage and what to do after a crash
- Phones & DistractionPhone rules and other distractions
About these questions
We wrote these practice questions from the facts in the Minnesota Driver's Manual (June 2026 (cover), English PDF, read 2026-11-09. Page numbers cited are the manual's printed ones (PDF page = printed page + 3). Where the manual is silent, Minnesota Statutes and Rules on revisor.mn.gov are the source. edition) and from official sources on road signs. Every answer links to its source, so you can check it and read more.
DMV Decoded is an independent guide, not a government agency. This practice test is not connected to the Minnesota Department of Public Safety, Driver and Vehicle Services (DVS), and your actual test will have different questions. Study the handbook, and check the agency's website for current rules.