Key Arizona facts: Road Signs
Sample Road Signs questions
A Train Approaching sign at a METRO light rail crossing starts flashing. What does it mean?
A train is coming to the intersection The tracks are closed for repairs A train has just left the station platform Show the answer
A train is coming to the intersection
These electronic signs flash when a light rail train is approaching the intersection.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: METRO Light Rail, Train Approaching Sign (p. 49)
What do flaggers in Arizona work zones use to direct traffic?
Green flags only Flashlights only Red flags or STOP/SLOW paddles Hand signals only Show the answer
Red flags or STOP/SLOW paddles
Flaggers wear orange and use red flags or STOP/SLOW paddles to guide traffic.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Flaggers (p. 44)
Your car breaks down on an Arizona state highway. How can a nearby mile post help?
It shows the speed limit ahead It lists the nearest gas station It helps you tell responders where you are Show the answer
It helps you tell responders where you are
Noting the route and the nearest mile post tells others where you are after a crash or breakdown.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Mile Posts (p. 43)
What can electronic message signs over Arizona roads warn you about?
Construction, road closures or weather ahead Only your own speed Parking rules for nearby lots 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)
About how far apart are mile posts on Arizona state highways?
5 miles 10 miles Half a mile 1 mile Show the answer
1 mile
Arizona's mile posts stand about 1 mile apart along all state highways.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Mile Posts (p. 43)
Why can a sign's shape matter during an Arizona dust storm?
Its shape may be all you can make out Dust storm signs are always round Shapes glow when dust is in the air Show the answer
Its shape may be all you can make out
In heavy rain, dust or fog you may only see a sign's shape, which still tells you what it means.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Traffic Signs (p. 40)
What shape are most construction and maintenance signs in work areas?
Round Octagon Pentagon Diamond Show the answer
Diamond
Most work area signs are diamond-shaped, and orange is the basic color of work zone devices.
Source: Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Construction and Maintenance Signs (p. 44); Warning Devices and Signs (p. 43)
Many Arizona school districts are posting school crossing signs in which color?
Yellow-green Blue Orange Brown 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)
What does this pennant-shaped sign mark?
A lane for passing begins here The start of a no-passing zone The end of a no-passing zone Show the answer
The start of a no-passing zone
Its pennant shape makes it easy to recognize. Do not start a pass where this sign appears.
Source: Manual on Uniform Traffic Control Devices, 11th Edition, Section 2C.53 ; Arizona Driver License Manual and Customer Service Guide, Section 3, Roadway and Vehicle Knowledge: Pennant (p. 41) ; Tennessee Comprehensive Driver License Manual, Section B, Chapter 3, Traffic Signs and Signals: No Passing Signs (p. 37)
What does this sign warn you about?
All traffic must merge left Your lane must exit ahead Another road joins with its own lane Show the answer
Another road joins with its own lane
Traffic joining the road gets its own lane, so it does not need to merge into yours at that point.
Source: Manual on Uniform Traffic Control Devices, 11th Edition, Section 2C.46 ; Tennessee Comprehensive Driver License Manual, Section B, Chapter 5, Interstate Driving: Entering the Interstate (p. 68)
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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.
