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Any driver, regardless of the vehicle Class, who wants to haul hazardous materials, must add an “H” endorsement to their CDL. In order to obtain the Hazmat endorsement drivers are required to pass a Transportation Security Administration background check and a knowledge test. The Missouri hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The MO CDL hazmat test covers the information found in the Missouri CDL Manual. Study the chapter covering hazardous materials to learn how to recognize, handle, and transport Hazmat, then take this practice test to prepare for your exam!
1.
Who must mark and label the hazardous materials?
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The carrier
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The driver
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The shipper
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2.
With brake drums, if brakes become too hot:
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your ABS will malfunction.
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the brakes will supply too much power to the drive wheels.
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the brakes may stop working.
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3.
How can you tell if your vehicle is equipped with ABS?
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Look for yellow ABS malfunction lamps on the instrument panel.
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Trailers will have yellow ABS malfunction lamps on the left side.
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All of the above.
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4.
What is a safe haven?
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A place where hazardous materials can be safely dumped.
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The storage container tank where hazardous materials must be stored.
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An approved place for parking unattended vehicles loaded with explosives.
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5.
When backing a trailer, turn the wheel right to make the cab go ________ and the trailer go ________.
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left; right
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right; left
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left; left
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6.
With low beams, drivers can see ahead about:
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15 feet
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100 feet
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250 feet
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7.
Which of the following may be used to warn of a stopped vehicle carrying explosives?
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Reflective triangles
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Liquid burning flares
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Fuses
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8.
Which of the following hazard classes should NOT be placed into a temperature-controlled trailer?
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Classes 1, 3, and 4
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Classes 1, 2.1, and 3
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Classes 1, 3, and 5.1
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9.
If you are being tailgated, you should:
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speed up.
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increase your following distance.
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move to the left lane.
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10.
When the temperature drops:
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bridges usually freeze after other parts of the roadway.
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bridges will not freeze.
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bridges will freeze before the road will.
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Frequently Asked Questions
Teens between 15 and 18 years old must follow the three steps of Missouri's Graduated Driver License Program:
- Instruction permit ? you must be 15 years old.
- Intermediate license ? you must be 16 years old and have held the permit for at least 182 days.
- Full driver license (class F) ? you must be 18 years old.
You can complete the DMV written test at a Missouri State Highway Patrol examination station (no appointment required). After passing the exam, go to a Missouri driver license office to apply and pay for the instruction permit. If you are a minor, your parent/legal guardian must accompany you to the license office.
You must present specific documents when applying for the first time:
- Proof of identity (provide further proof to verify any name change).
- Proof of lawful status.
- Proof of Social Security Number (If you don’t have a SSN, sign the affidavit provided by the license office and present a letter from the Social Security Administration about your situation).
- Proof of Missouri residency.
- Driver examination record to prove that you've passed the vision and the DMV written test. You can request it in person at any Missouri license office or by email at the Driver License Record Center.
You can check the list of acceptable documents here.
The DMV written test in Missouri is offered in various languages, including Chinese, French, German, Greek, Italian, Korean, Russian, Spanish, Vietnamese, Japanese, and Bosnian. Although language options are provided, it is advisable to have a basic understanding of English since road signs are always in English.
To prepare for the DMV written test, read the Missouri Driver's Handbook and take our free practice tests. Topics covered on the exam include road signs, parallel parking, turning, passing a vehicle, yielding the right of way, etc. Once your scores are good, you are ready for the real exam.
The Missouri DMV written test comprises 25 questions and is designed to evaluate your knowledge of general traffic laws in preparation for the road test. You should study the manual carefully to ensure success on your first attempt.
You can make up to 5 mistakes on the Missouri DMV written test. To pass, you need to answer at least 20 questions correctly, achieving an 80% accuracy rate. Take your time to read each question accurately.
For new drivers in Missouri, there are specific restrictions based on their age:
Instruction permit:
- If you are under 16, you may operate only under the supervision of a parent/legal guardian, a driving instructor, or an adult who is 25 or older with a driver's license for at least 3 years. When you turn 16, you may operate if accompanied by a licensed driver who is at least 21 years old, seated in the front seat.
Intermediate license:
- For the first 6 months, you cannot transport more than one passenger under 19 (unless they are siblings). After this period, you can drive with a maximum of three passengers under 19.
- You cannot drive alone from 1 a.m. to 5 a.m., except for school/job activities or emergencies, unless accompanied by a licensed driver who is at least 21 years old.
A Missouri instruction permit is valid for 12 months and can be renewed. To renew, provide proof of identity and Missouri residency at any Missouri license office, and pay for a duplicate permit.