The Missouri knowledge test
Practice target, part 1: Road Signs 8 of 10 (80%)
Part 2: Written Test 20 of 25 (80%)
Practice test 35 questions in 2 parts The Missouri Department of Revenue sets this passing score . That mark is for the 25-question written test. The exam also has a separate road sign test, and the Driver Guide gives no question count or pass mark for it, so 8 of 10 is our practice target.
Practice by topic
Road Signs What signs mean and what to do when you see them Right-of-Way Who goes first at intersections, crosswalks and roundabouts Traffic Signals Lights, arrows and pedestrian signals Lanes & Turns Lane markings, turns, passing and merging Speed Limits Limits and how to adjust your speed Parking Curb colors, hills and where you can't park Safe Driving Following distance, weather, night driving and sharing the road Alcohol & Drugs Blood alcohol limits, DUI rules and medication Emergencies Breakdowns, emergency vehicles and railroad crossings License Rules Permits, restrictions for new drivers and points Insurance & Collisions Required coverage and what to do after a crash Phones & Distraction Phone rules and other distractions Sample Missouri practice questions
Getting your license back after an intoxication offense includes which program?
A commercial driver course A motorcycle rider course SATOP or a comparable program A defensive parking class Show the answer
SATOP or a comparable program
You pay a $45 fee and show proof of finishing SATOP, the state's traffic offender substance program, or similar.
Source: Missouri Driver Guide, Chapter 10, Alcohol, Drugs, and Driving, Reinstatement Requirements, PDF p. 72
What reaction time does the Driver Guide use for its stopping distance figures?
3 seconds 5 seconds 0.5 seconds 1.5 seconds Show the answer
1.5 seconds
Reaction distance in the chart is based on one and one-half seconds.
Source: Missouri Driver Guide, Chapter 8, Safe Driving Tips, Stopping Distance, PDF p. 60
May a Missouri driver hold a cellphone in one hand while the vehicle is moving?
No, that is prohibited Yes, for a short call Yes, if under 45 mph Show the answer
No, that is prohibited
While moving, you may not hold a phone or prop it up with your body.
Source: Missouri Driver Guide, Chapter 16, Electronic Communication Devices, PDF p. 95
How many of the required 40 instruction hours must be at night?
At least 5 At least 10 At least 20 At least 15 Show the answer
At least 10
At least ten of the 40 hours must be nighttime driving.
Source: Missouri Driver Guide, Chapter 1, The Graduated Driver License (GDL) Law, To Graduate, PDF p. 18
Your hood flies open while you are driving. What should you do?
Close your eyes and brake hard Stop at once in your traffic lane Lean out of the door and steer Roll down the window to see around it Show the answer
Roll down the window to see around it
Look around whatever blocks your view, turn on your flashers and pull off the road.
Source: Missouri Driver Guide, Chapter 9, Special Driving Conditions, Handling Vehicle Emergencies, PDF p. 67
A driver is convicted of a second DWI within five years. What happens to the license?
A ten-year denial A 90-day suspension A five-year denial A 30-day suspension Show the answer
A five-year denial
A second offense within five years brings a five-year denial; otherwise it is a one-year revocation.
Source: Missouri Driver Guide, Chapter 10, Alcohol, Drugs, and Driving, Court-Convicted Actions, PDF p. 70
What must you do in a permissive left-turn signal phase?
Stop and then back up Turn at once, as traffic has stopped Wait for a gap in oncoming traffic Wait until the light turns red Show the answer
Wait for a gap in oncoming traffic
A circular green or flashing yellow arrow lets you turn only after an adequate gap appears.
Source: Missouri Driver Guide, Chapter 7, Pavement Markings, Traffic Signs, and Signals, Left Turn Signals, PDF p. 46
On which side should children leave a parked vehicle?
The street side The curb side Whichever door is closest Show the answer
The curb side
Passengers, especially children, should exit away from traffic.
Source: Missouri Driver Guide, Chapter 5, PDF p. 37
You take a prescribed medicine that impairs your driving. Can you be charged with DWI in Missouri?
No, DWI covers only alcohol No, a prescription protects you Yes, the drug type does not matter Show the answer
Yes, the drug type does not matter
The law does not separate prescription, over-the-counter and illegal drugs when they impair your driving.
Source: Missouri Driver Guide, Chapter 10, Alcohol, Drugs, and Driving, Physical and Mental Effects, PDF p. 73
How long is the license suspension after a first court conviction for DWI?
10 days 90 days One year 30 days Show the answer
90 days
A first offense brings a 90-day suspension, and you may qualify for a restricted privilege.
Source: Missouri Driver Guide, Chapter 10, Alcohol, Drugs, and Driving, Court-Convicted Actions, PDF p. 70
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About these questions
We wrote these practice questions from the facts in the Missouri Driver Guide (Revised August 2026 (cover), read 2026-11-08, plus the Department of Revenue page on the Graduated Driver License Law 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 Missouri Department of Revenue, and your actual test will have different questions. Study the handbook, and check the agency's website for current rules.
