Practice following distance, weather, night driving and sharing the road, with questions based on the Missouri Driver Guide.
A valid driver license
Mopeds need no registration or inspection, but the driver must be licensed.
Source: Missouri Driver Guide, Chapter 4, Sharing the Road, Moped Drivers, PDF pp. 34-35
Reaction distance
It is how far you travel before braking plus how far you travel while braking.
Source: Missouri Driver Guide, Chapter 8, Safe Driving Tips, Stopping Distance, PDF p. 60
On wet or icy pavement
If tires lose traction, cruise control keeps sending them power, and you can lose control.
The driver and front seat occupants
The general law covers the operator and front seat. Stricter rules apply to permit and intermediate drivers.
Source: Missouri Driver Guide, Chapter 8, Safe Driving Tips, Seat Belts, PDF p. 57
55 mph
Tires can lose all contact at 55 mph in severe rain.
Source: Missouri Driver Guide, Chapter 9, Special Driving Conditions, Hydroplaning, PDF p. 65
Hand over hand
Turning with just the palm of one hand can cost you control.
Source: Missouri Driver Guide, Chapter 8, Safe Driving Tips, Steering, PDF p. 58
You are following too closely
If you reach the object before the count ends, drop back from the vehicle ahead.
Source: Missouri Driver Guide, Chapter 8, Safe Driving Tips, Three Second Rule, PDF p. 59
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
Eight to ten seconds
Stopping takes longer on snow or ice, so leave a much larger gap.
Source: Missouri Driver Guide, Chapter 9, Special Driving Conditions, Winter Driving, PDF p. 65
A child restraint system
Children under 40 pounds need a child restraint system, whatever their age.
Source: Missouri Driver Guide, Chapter 8, Safe Driving Tips, Child Passenger Restraint Law, PDF p. 57
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.