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Anyone who operates a motor vehicle or motor-driven cycle on public roadways in Missouri is required to have a valid driver license or learner’s permit. The driver examination consists of a four-part test: a written test, a vision test, a road sign test, and a driving test. The questions on the written knowledge test will be based on information taken from the Missouri DOR Driver’s Manual. The written test is designed to check your knowledge of Missouri traffic laws, and rules for safe driving and road signs. The MO DOR test consists of 25 questions, and you need 20 correct answers to pass (80%).
1. A flashing red light:
flashing red light
means the same thing as a stop sign.
is used at dangerous intersections.
means that you must bring your vehicle to a complete halt.
All of the above.
2. When you prepare to make a left turn from a one-way road into a one-way road, you must:
move into the right lane, or to the left side of a single lane.
move into the right lane, or to the right side of a single lane.
move into the left lane, or to the left side of a single lane.
None of the above.
3. While driving on a two-lane road without bicycle lanes, you encounter a bicyclist traveling in the same direction. To pass the bicyclist, you should:
honk at the bicyclist to let him or her know you are about to pass.
continue driving straight, it is the bicyclist’s responsibility to get out of your way.
slow down and wait until there is no traffic approaching, then pass the bicyclist leaving him or her sufficient space.
not pass the bicyclist until you come to a traffic signal or stop sign.
4. The correct way to use a freeway exit ramp is:
keep your speed constant once in the exit ramp.
slow down before entering the exit ramp.
pass slower traffic in the exit ramp.
don’t slow down until you move onto the exit ramp.
5. This sign warns that:
reduction of lanes sign
traffic must merge right.
traffic must merge left.
the pavement ends.
the bridge ahead is wide enough for only one vehicle at a time.
6. When you make a left turn from a one-way road into a two-way road, you must:
enter the two-way road to the left of its center line.
enter the two-way road to the right of its center line.
turn left into the one-way road.
make a U-turn into the two-way road.
7. What should drivers do when they see this road sign?
advance warning sign
come to a complete stop and wait for a train to cross.
increase their speed to cross the intersection before a train arrives.
look for a human flagger.
slow down, look for a train, and be prepared to stop.
8. This sign indicates:
phone service
Cell phone shop ahead
Do not use your phone while driving
Emergency line available
Phone service ahead
9. It's 10 AM. This sign tells you that:
no parking between
you must park your car between 8:30 AM and 5:30 PM.
you are not allowed to park here.
you must display a special permit in order to park here.
you are allowed to park until 5:30 PM.
10. If you miss your exit from an interstate expressway:
get off at the next exit and come back to the exit you missed.
stop in any lane of the highway.
roll down your window and ask the driver next to you for help.
back up on the highway.
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MO DMV Written Test Facts

Number of questions: 25
Correct answers to pass:20
Passing score:80%
Number of questions: 25
Correct answers to pass:20
Passing score:80%
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