Utah: Traffic signals — Part 1 Practice Test
Questions in this part include: “What do the safe driving tips say about traffic signals?” · “Besides traffic signals, signs, and road markings, which of these does the handbook include as traffic controls?”
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Questions are original and based on the official manual "Utah Driver Handbook" (2026 edition (new 2026 laws effective May 6, 2026)), Utah Department of Public Safety, Driver License Division.
All 17 questions in this practice test
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What do the safe driving tips say about traffic signals?
- Obey them only when other traffic is present
- Obey them unless the intersection looks clear
- Know what they mean and obey them at all times
- Know what they mean but obey them only during the day
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Correct answer: Know what they mean and obey them at all times
Know what the traffic signals mean and obey them at all times.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 26 · Open this page in the manual (Manual page 26)
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When stopping at a stop sign or traffic signal, where must you NOT stop?
- Over a marked stop line, pedestrian crosswalk, or sidewalk
- Behind a marked stop line and before the crosswalk edge
- Before a pedestrian crosswalk, without blocking it
- Several feet behind the vehicle ahead of you
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Correct answer: Over a marked stop line, pedestrian crosswalk, or sidewalk
Do not stop over a marked stop line, pedestrian crosswalk, sidewalk, or other markers.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 31 · Open this page in the manual (Manual page 31)
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What is the rule about stopping your vehicle in an intersection?
- Stop in the middle of the intersection to wait for a gap
- Stop in the intersection only when turning left
- Do not stop the vehicle in the intersection
- Stop in the intersection only on a green signal
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Correct answer: Do not stop the vehicle in the intersection
The handbook tells you not to stop the vehicle in the intersection.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 31 · Open this page in the manual (Manual page 31)
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What must you do at a flashing red light?
- Make a complete stop
- Slow down and go on if the way is clear
- Make a rolling stop and continue
- Yield only to vehicles on the cross street
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Correct answer: Make a complete stop
A rolling stop is not adequate: you must come to a complete stop at a steady red light and at a flashing red light.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 35 · Open this page in the manual (Manual page 35)
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A signal above a flex lane shows a red X. What does it mean?
- You cannot use that lane
- You may use the lane only to pass
- You may use the lane only if you slow down
- You may use the lane only to turn left
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Correct answer: You cannot use that lane
A red X over a flex lane tells you the lane is closed to you at that time.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 39 · Open this page in the manual (Manual page 39)
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A signal above a flex lane shows a green arrow. What does it mean?
- The lane is closing ahead
- You must stop before entering the lane
- You can use that lane
- Traffic in that lane may only turn
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Correct answer: You can use that lane
A green arrow over a flex lane means that lane is open for you to travel in.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 39 · Open this page in the manual (Manual page 39)
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What should you do before entering a flex lane?
- Wait for another vehicle to enter first
- Check to see which lanes can be used at that time
- Move into the far right lane first
- Flash your headlights at oncoming traffic
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Correct answer: Check to see which lanes can be used at that time
Some lanes carry traffic in one direction at one time and the other direction at another time, so you check which lanes are open before entering.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 39 · Open this page in the manual (Manual page 39)
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What do ramp meters help prevent?
- Trucks from using the freeway during rush hours
- Slowdowns and “stop-and-go” conditions on the freeway
- Drivers from changing lanes on the on-ramp
- Vehicles from entering the freeway without paying
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Correct answer: Slowdowns and “stop-and-go” conditions on the freeway
Ramp meters help prevent slowdowns and stop-and-go conditions on freeways.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 40 · Open this page in the manual (Manual page 40)
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What lights do ramp meters have?
- Only red and green lights
- Red, yellow, and green lights
- Only red and yellow lights
- Flashing red and white lights
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Correct answer: Only red and green lights
Ramp meters look like traffic signals but have only alternating red and green lights.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 40 · Open this page in the manual (Manual page 40)
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How many vehicles may pass each time a ramp meter’s green light comes on, unless posted differently?
- Two vehicles
- Three vehicles
- One vehicle
- As many as can fit
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Correct answer: One vehicle
Ramp meters allow only one vehicle to pass per green light unless posted differently.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 40 · Open this page in the manual (Manual page 40)
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What shows that ramp metering is in effect at an on-ramp?
- A flashing red light on the freeway
- A lighted “meter on” sign
- A white diamond painted on the ramp
- A sign reading “express lane open”
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Correct answer: A lighted “meter on” sign
A lighted “meter on” sign at the entrance to the on-ramp shows metering is in effect.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 41 · Open this page in the manual (Manual page 41)
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The “meter on” sign at an on-ramp is not lit. What may drivers do?
- Stop and wait for a green light
- Use the ramp only as a carpool
- Wait for an officer to wave them on
- Enter the freeway as usual
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Correct answer: Enter the freeway as usual
If the sign is not illuminated, metering is off and you can enter normally.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 41 · Open this page in the manual (Manual page 41)
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When does ramp metering occur?
- At all times of day
- Only when the freeway is closed ahead
- Only when many vehicles try to enter
- Only when snow is on the road
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Correct answer: Only when many vehicles try to enter
Metering is used only when many vehicles are trying to get on the freeway.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 41 · Open this page in the manual (Manual page 41)
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While traveling straight through a continuous flow intersection, why might you face a red light just past the intersection?
- To let pedestrians cross the intersection
- To warn of a railroad crossing ahead
- To let left-turning cars cross in front of you
- To mark the end of a ramp meter zone
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Correct answer: To let left-turning cars cross in front of you
The red light lets left-turning cars cross in front of through traffic.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 42 · Open this page in the manual (Manual page 42)
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Besides traffic signals, signs, and road markings, which of these does the handbook include as traffic controls?
- Weather forecasts on the radio
- Horn signals from other drivers
- Advertising signs beside the road
- Directions from highway workers
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Correct answer: Directions from highway workers
Traffic controls also include directions from law enforcement, highway workers, and school crossing guards.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 45 · Open this page in the manual (Manual page 45)
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On a vertical traffic light, what is the order of the colors from top to bottom?
- Red, yellow, green
- Green, yellow, red
- Yellow, red, green
- Red, green, yellow
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Correct answer: Red, yellow, green
Vertical traffic lights are red at the top, yellow in the middle, and green at the bottom.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 45 · Open this page in the manual (Manual page 45)
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On a horizontal traffic light, which light is on the left?
- Green
- Yellow
- Red
- It changes by intersection
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Correct answer: Red
On horizontal lights the red light is on the left, yellow in the middle, and green on the right.
Source: Utah Driver Handbook (2026 edition (new 2026 laws effective May 6, 2026)), page 45 · Open this page in the manual (Manual page 45)