The Arizona knowledge test
Passing score 24 of 30 (80%)
Practice test 30 questions The Arizona Department of Transportation Motor Vehicle Division (ADOT MVD) sets the passing score at 80% .
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 Arizona practice questions
What can electronic message signs over Arizona roads warn you about?
Only your own speed Parking rules for nearby lots Construction, road closures or weather ahead Show the answer
Construction, road closures or weather ahead
Electronic signs give advance warning of construction zones, special directions, closures or weather.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Electronic Signs (p. 44)
Portable school crossing signs are set in the road. Over what stretch does the 15 mph limit apply?
Within 500 feet of the school building From the first sign until past the school crossing sign Only while children are visible Within one mile of the school all day Show the answer
From the first sign until past the school crossing sign
The 15 mph maximum runs from the first portable sign until you are past the school crossing sign; without those signs, the normal limit applies.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: School Crossing Sign (p. 42)
You approach a vehicle with flashing lights on the shoulder. What does Arizona's Move Over Law require first?
Speed up to pass quickly Stop behind the vehicle Move over one lane if it is safe Sound your horn as you pass Show the answer
Move over one lane if it is safe
The law asks you to move over a lane; if that is unsafe or impossible, slow down and use caution.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: The Move Over Law (pp. 38-39)
Steam is coming from under your hood. What should you not do?
Turn off the engine Raise the hood Pull to the side of the road Open the radiator cap Show the answer
Open the radiator cap
Opening a hot radiator cap can release steam and cause severe burns; add water only after the engine cools.
Source: Arizona Driver License Manual and Customer Service Guide, Section 6, Handling Emergencies: Overheating (p. 68)
With no limit posted, how fast may you drive when approaching a school crosswalk in Arizona?
Show the answer
15 mph
The unposted limit when approaching a school crosswalk is 15 mph.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Speed Limits (p. 40)
Only painted stripes separate the two directions of a road. A school bus stopped on the other side has its stop arm out. What must you do?
Continue slowly with caution Slow to 15 mph and pass Continue if no children are visible Stop before reaching the bus Show the answer
Stop before reaching the bus
Striping alone does not divide a road, so traffic in both directions must stop for the bus.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: School Buses and School Zones (p. 39)
What causes most rear-end crashes?
Following too closely Low tire pressure Sun glare Worn windshield wipers Show the answer
Following too closely
Most rear-end crashes happen because drivers follow too closely.
Source: Arizona Driver License Manual and Customer Service Guide, Section 2, Safe Driving Practices: Cushion of Space Around Your Vehicle (p. 25)
Many Arizona school districts are posting school crossing signs in which color?
Yellow-green Brown Blue Orange Show the answer
Yellow-green
School crossing signs may be yellow, and many districts are adding yellow-green ones.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: School Crossing Sign (p. 42)
At the posted times, what is the fewest number of people a car must carry to use an Arizona HOV lane?
Three, counting the driver Four, counting the driver Two, counting the driver One, the driver alone Show the answer
Two, counting the driver
A vehicle with fewer than two people, including the driver, may not use the HOV lane at the posted times.
Source: Arizona Driver License Manual and Customer Service Guide, Section 2, Safe Driving Practices: High-Occupancy-Vehicle (HOV) Lanes (p. 33)
To fight highway hypnosis on a long drive, how often does the Arizona manual suggest stopping to walk and exercise?
Every 3 hours Every hour Every 4 hours Only when you feel sleepy Show the answer
Every hour
Stopping every hour to walk around helps keep you alert.
Source: Arizona Driver License Manual and Customer Service Guide, Section 5, Actively Avoiding Crashes: Night Driving (p. 58)
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About these questions
We wrote these practice questions from the facts in the Arizona Driver License Manual and Customer Service Guide (PDF 99-0117, revised September 2026, downloaded 2026-11-08 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 Arizona Department of Transportation Motor Vehicle Division (ADOT MVD), and your actual test will have different questions. Study the handbook, and check the agency's website for current rules.
