Oklahoma Driver License: Signs, Signals and Markings

30 questions with the correct answer and an explanation for each. Topic: Signs, Signals and Markings. Free, no account needed.

1. What must you do when you see this sign?

Stop only if pedestrians are present
Stop completely and wait until the way is clear in all directions
Reduce speed to the posted limit
Slow down and yield to crossing traffic

Answer: B — Stop completely and wait until the way is clear in all directions

A red octagon requires a full stop, staying stopped until the intersection is clear in every direction.

2. What does this sign require of a driver?

Merge into the right lane immediately
Slow down, be ready to stop, and let oncoming vehicles pass before entering the flow
Stop only when a train is approaching
Come to a complete stop before proceeding

Answer: B — Slow down, be ready to stop, and let oncoming vehicles pass before entering the flow

A yield sign means slow down and be ready to stop, letting oncoming traffic pass before crossing or entering.

3. What does this sign mean when posted below a stop sign?

Every approach to the intersection must stop
Only cross traffic must stop
The intersection has no right-of-way rules
Traffic must merge before reaching the intersection

Answer: A — Every approach to the intersection must stop

A 4-Way or All-Way plaque under a stop sign means every approach to the intersection must stop.

4. What does this sign indicate?

The minimum speed required on the road
The highest speed allowed under ideal conditions
The speed at which fines are doubled
The recommended speed for an upcoming curve

Answer: B — The highest speed allowed under ideal conditions

The speed limit sign states the highest speed permitted under ideal conditions, not a minimum or advisory speed.

5. What does this sign tell a driver?

Right turns are not allowed here
The right lane is closed ahead
Trucks may not turn right
Right turns are allowed only on red

Answer: A — Right turns are not allowed here

This regulatory sign forbids right turns at the location where it is posted.

6. What is prohibited by this sign?

Passing on the right
Turning around in the street or intersection
Entering the roadway from this direction
Left turns

Answer: B — Turning around in the street or intersection

A No U-Turn sign forbids turning around in the street or intersection.

7. What is this lane reserved for?

Right turns only
Entering only to make a left turn, and never for passing
Passing slower traffic
Through traffic in both directions

Answer: B — Entering only to make a left turn, and never for passing

The center lane may be entered only to make a left turn, and it must never be used to pass.

8. What does this sign mark?

A one-way street ahead
A merge point where passing is allowed
The start of a no-passing zone, even with a clear road ahead
A school zone with reduced speed

Answer: C — The start of a no-passing zone, even with a clear road ahead

This sign forbids passing and crossing the yellow lines because sight distance ahead is inadequate.

9. What does this sign warn of?

A one-way roadway split
A sharp curve requiring reduced speed
A railroad crossing ahead
A traffic island, median or barrier ahead; keep to the side shown

Answer: D — A traffic island, median or barrier ahead; keep to the side shown

Keep Right directs drivers to the correct side of an object or center divider ahead.

10. What does this sign mean?

You cannot drive in this direction because the road carries one-way traffic toward you
Parking is prohibited ahead
No trucks may use this road
The road ends ahead

Answer: A — You cannot drive in this direction because the road carries one-way traffic toward you

Do Not Enter marks a road where traffic is one-way toward the driver.

11. What should a driver do on seeing this sign?

Slow down, pull over and turn around carefully
Stop and wait for oncoming traffic to pass
Merge into the left lane immediately
Continue at reduced speed

Answer: A — Slow down, pull over and turn around carefully

This sign warns a driver they are traveling against traffic and must safely reverse direction.

12. Who may use parking marked with this sign?

Anyone during posted hours
Emergency vehicles only
Only vehicles with a disabled parking permit or plate
Delivery vehicles only

Answer: C — Only vehicles with a disabled parking permit or plate

The international symbol for the disabled marks parking that may not be used without a disabled plate or placard.

13. What must a driver do at this sign?

Wait for a green signal before turning
Turn left only when clear
Proceed on red if no traffic is present
Turn right only after stopping

Answer: A — Wait for a green signal before turning

A No Turn on Red sign means the driver may not turn on red and must wait for green.

14. What must a driver do at this sign?

Stop only if a gate is present
Proceed without stopping if no train is visible in the distance
Yield only when a train sounds its horn
Look, listen, slow down and be ready to stop for a train

Answer: D — Look, listen, slow down and be ready to stop for a train

At a crossbuck a driver must slow, look, listen and be ready to yield to a train from either direction.

15. What does this sign warn of?

A divided highway beginning
A dead end ahead
A single sharp curve ahead
A series of curves ahead, requiring reduced speed throughout

Answer: D — A series of curves ahead, requiring reduced speed throughout

A winding road sign indicates a series of curves, not just one, calling for reduced speed on all of them.

16. What must a driver do at this sign?

Turn right or left ahead, after yielding
Merge into a single lane
Prepare to stop for a railroad crossing
Continue straight through the intersection

Answer: A — Turn right or left ahead, after yielding

A T-intersection sign means the road ends ahead, so the driver must turn right or left and be ready to yield.

17. What must a driver do at this sign?

Yield to traffic already in the circle and travel counterclockwise
Yield and travel clockwise around the circle
Proceed with the right-of-way over traffic already in the circle
Stop completely before entering

Answer: A — Yield to traffic already in the circle and travel counterclockwise

At a roundabout, entering traffic yields to vehicles already circulating, and travel is counterclockwise.

18. What does this sign indicate?

Two lanes become one, and drivers in both lanes must merge safely
A lane is being added, so no merge is needed
A divided highway is beginning
The right lane ends, so only right-lane traffic must merge

Answer: A — Two lanes become one, and drivers in both lanes must merge safely

A merge sign warns that two lanes are becoming one and drivers in both lanes must adjust to merge safely.

19. What should a driver do when seeing this sign?

Merge left immediately
Keep right; the highway splits into two one-way roadways
Prepare to stop for a toll booth
Slow down for the narrow bridge ahead

Answer: D — Slow down for the narrow bridge ahead

A narrow bridge sign warns of a narrow two-lane bridge or culvert ahead, calling for reduced speed.

20. What does this sign mean for a driver?

Reduce speed for a steep downgrade
The road ahead is closed to all vehicles
A vehicle or load taller than the height shown cannot pass under
A narrow bridge is ahead

Answer: C — A vehicle or load taller than the height shown cannot pass under

A low clearance sign warns that vehicles or loads taller than the posted figure cannot pass under the obstruction.

21. What does an orange sign typically indicate?

Guide information such as distances and exits
Construction and maintenance warning
Service information such as gas or lodging
A regulatory requirement

Answer: B — Construction and maintenance warning

Orange is the standard color for construction and maintenance warning signs.

22. A driver deliberately knocks down a stop sign but causes no injury. How is this treated?

A felony regardless of the outcome
No violation unless a crash occurs
A misdemeanor, becoming a felony only if it causes injury or death
A civil infraction only

Answer: C — A misdemeanor, becoming a felony only if it causes injury or death

Damaging or removing a traffic control device is a misdemeanor, rising to a felony only when it causes injury or death.

23. A school zone's yellow light is flashing. What should a driver do?

Stop completely regardless of traffic
Slow to the posted limit, watch for children, and be ready to stop
Maintain normal speed since school signs are only advisory
Proceed only if no crossing guard is present

Answer: B — Slow to the posted limit, watch for children, and be ready to stop

A flashing school zone light requires slowing to the shown limit, watching for children, and being ready to stop.

24. How far back should a driver be prepared to stop when approaching a railroad crossing?

5 to 10 feet from the first track
Only at the crossbuck sign itself
15 to 50 feet from the first track
100 to 150 feet from the first track

Answer: C — 15 to 50 feet from the first track

Drivers should slow and be ready to stop within 15 to 50 feet of the first track.

25. A driver is caught speeding in a construction zone with workers present. What happens to the fine?

It is doubled
It stays the same as a normal speeding fine
It is capped at $50
It is waived if no workers are visible

Answer: A — It is doubled

Speeding fines are doubled in a construction or maintenance zone when workers or equipment are present.

26. What does the slow-moving vehicle emblem identify?

Agricultural, construction and highway maintenance equipment traveling 25 mph or less
Vehicles hauling hazardous materials
Emergency vehicles responding to a call
School buses stopped to load children

Answer: A — Agricultural, construction and highway maintenance equipment traveling 25 mph or less

The slow-moving vehicle emblem marks agricultural, construction and highway maintenance equipment traveling at 25 mph or less.

27. A driver approaches an intersection just as the light turns steady yellow. What should they do?

Speed up to clear the intersection before it turns red
Proceed normally since yellow only warns pedestrians
Stop if they can do so safely before the crosswalk
Treat it the same as a flashing red light

Answer: C — Stop if they can do so safely before the crosswalk

A steady yellow light means the signal is about to turn red, so a driver should stop safely before the crosswalk rather than speed up.

28. A pedestrian is already in the crosswalk when the Don't Walk signal begins flashing. What should they do?

Finish crossing to the other side
Cross only if the traffic signal facing them shows green
Return immediately to the curb they left from
Stop and wait in the crosswalk

Answer: A — Finish crossing to the other side

A flashing Don't Walk means do not start crossing, but a pedestrian already in the intersection should finish crossing.

29. A driver sees a steady red X displayed over a reversible lane. What does it mean?

The lane is closing soon but is currently open
A left turn is permitted from the lane
The lane is open for use
Do not use the lane

Answer: D — Do not use the lane

A red X over a reversible lane means the lane may not be used.

30. A driver wants to pass on a two-lane road marked with a broken yellow line. Is this allowed?

Only during daylight hours
Only trucks may pass under this marking
Yes, a broken yellow line permits passing on a two-lane, two-way road
No, passing is never allowed where a yellow line is present

Answer: C — Yes, a broken yellow line permits passing on a two-lane, two-way road

A broken yellow line marks two-lane, two-way traffic where passing is permitted.