Kentucky: Alcohol and drugs — Part 1 Practice Test
Questions in this part include: “How is “Zero Alcohol Tolerance” defined for drivers under 21?” · “What does the manual say is illegal for a person under the age of 21 regarding alcoholic beverages?”
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Questions are original and based on the official manual "Kentucky Driver Manual" (Updated July 23, 2026), Kentucky State Police.
All 21 questions in this practice test
Take the test above first, then use this list to study. Tap “Show answer” to see the correct answer and explanation.
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How is “Zero Alcohol Tolerance” defined for drivers under 21?
- .04 Blood Alcohol Concentration
- .02 Blood Alcohol Concentration
- .06 Blood Alcohol Concentration
- .08 Blood Alcohol Concentration
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Correct answer: .02 Blood Alcohol Concentration
For drivers under 21, “Zero Alcohol Tolerance” is defined as .02 Blood Alcohol Concentration.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 6 · Open this page in the manual (Manual page 6)
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Which drivers are subject to “Zero Alcohol Tolerance”?
- Only drivers under 18
- Only drivers under 19
- All drivers under 25
- All drivers under 21
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Correct answer: All drivers under 21
All drivers under 21 are subject to “Zero Alcohol Tolerance,” defined as .02 Blood Alcohol Concentration.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 7 · Open this page in the manual (Manual page 7)
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In the permit and intermediate license rules, KRS 189A covers violations involving what?
- Child safety seats
- Vehicle registration
- Driving Under the Influence
- Financial responsibility
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Correct answer: Driving Under the Influence
The manual identifies violations under KRS 189A as Driving Under the Influence.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 6 · Open this page in the manual (Manual page 6)
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Which of these may cause a Kentucky driver’s license to be suspended or revoked?
- Applying for a duplicate license after an address change
- Fraudulent use of a license to buy alcoholic beverages
- Voluntarily surrendering your license at a Regional Office
- Attending State Traffic School after a minor violation
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Correct answer: Fraudulent use of a license to buy alcoholic beverages
Fraudulent use of a driver’s license to purchase or attempt to purchase alcoholic beverages is a listed reason.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 16 · Open this page in the manual (Manual page 16)
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Which of these may cause a Kentucky driver’s license to be suspended or revoked?
- Driving under the influence of alcohol or other substances
- Attending State Traffic School after a minor violation
- Meeting with a hearing officer before a suspension
- Renewing your license up to six months before it expires
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Correct answer: Driving under the influence of alcohol or other substances
Driving under the influence of alcohol or other substances (DUI) is a listed reason for suspension or revocation.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 17 · Open this page in the manual (Manual page 17)
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Which of these may cause a Kentucky driver’s license to be suspended or revoked?
- Renewing your license up to six months before it expires
- Requesting a replacement for a lost license
- Refusing a chemical test when lawfully asked by an officer
- Applying for a duplicate license after an address change
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Correct answer: Refusing a chemical test when lawfully asked by an officer
Refusing to take a chemical test when lawfully asked by a law enforcement officer is a listed reason.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 17 · Open this page in the manual (Manual page 17)
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Who must assess an offender convicted of DUI?
- A program certified by the Cabinet for Human Resources
- A program run by the Kentucky State Police
- The Division of Driver Licensing hearing officer
- The District Court clerk’s office staff
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Correct answer: A program certified by the Cabinet for Human Resources
Every offender convicted of DUI must be assessed in a program licensed and certified by the Cabinet for Human Resources (CHR).
Source: Kentucky Driver Manual (Updated July 23, 2026), page 18 · Open this page in the manual (Manual page 18)
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After the assessment, what must every individual convicted of DUI attend?
- State Traffic School at the District Court
- A driver improvement clinic and a road test
- A CHR approved alcohol education or treatment program
- A defensive driving road course at a testing office
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Correct answer: A CHR approved alcohol education or treatment program
After the assessment, every individual must attend a CHR approved alcohol education or treatment program.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 18 · Open this page in the manual (Manual page 18)
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What must a person convicted of DUI have from an approved DUI program to get the license reissued?
- A notice of completion
- A letter from the arresting officer
- A certificate of State Traffic School
- A court-attested copy of a judgment
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Correct answer: A notice of completion
An individual convicted of DUI needs a notice of completion from an approved DUI program, plus the reinstatement fee and the end of the suspension period.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 18 · Open this page in the manual (Manual page 18)
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What does the manual’s list of things to do before a trip say about alcohol and other drugs when driving?
- Do not use them
- Use them only in small amounts
- Use them only on short trips
- Use them only if a companion drives
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Correct answer: Do not use them
The list of things to do before a trip says not to use alcohol and other drugs when driving.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 22 · Open this page in the manual (Manual page 22)
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How does drinking even a little alcohol before driving affect your chance of being in a crash?
- Your chance stays the same until you reach the legal limit
- Your chance is much greater than if you had not had any alcohol
- Your chance rises slightly, and only for new drivers
- Your chance rises only if you also use other drugs
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Correct answer: Your chance is much greater than if you had not had any alcohol
The manual says that if you drink and drive, even a little, your chances of a crash are much greater than if you did not drink any alcohol.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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What does the manual say is illegal for a person under the age of 21 regarding alcoholic beverages?
- Only to purchase them from a store
- To purchase, possess, and drink them
- Only to drink them while driving
- Only to possess them inside a vehicle
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Correct answer: To purchase, possess, and drink them
The manual states that under 21 it is illegal to purchase, possess, and drink alcoholic beverages.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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How does the manual say the effects of alcohol and other impairing drugs compare for new drivers learning complex skills?
- The effects are smaller than for experienced drivers
- The effects are the same for every driver
- The effects only change a driver's hearing
- The effects are greater
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Correct answer: The effects are greater
The manual says that for new drivers learning complex skills, the effects of alcohol and other impairing drugs are greater.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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How does the manual describe judgment?
- A brain-centered activity that stores your experiences and knowledge
- The ability of your eyes to focus on objects at a distance
- The speed at which your body reacts to a sudden hazard
- The ability to tell one color from another quickly
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Correct answer: A brain-centered activity that stores your experiences and knowledge
The manual describes judgment as a brain-centered activity that stores all your experiences and knowledge so it can be used quickly when you face a new problem.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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At what blood alcohol content (BAC) does the manual say vision is impacted for all drivers?
- 0.04
- 0.05
- 0.02
- 0.10
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Correct answer: 0.02
The manual states that vision is impacted at 0.02 BAC for all drivers.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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Which of these is an effect of alcohol and other impairing drugs on your vision?
- They reduce your ability to judge distance and speed
- They sharpen your focus on objects close to the vehicle
- They widen your field of vision at night and in rain
- They improve your ability to follow moving vehicles
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Correct answer: They reduce your ability to judge distance and speed
The manual says alcohol and other impairing drugs blur vision, slow focusing, cause double vision, and reduce the ability to judge distance, speed, and the movement of other vehicles.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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According to the manual, what is the most important sense you use in driving?
- Hearing
- Touch
- Vision
- Smell
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Correct answer: Vision
The manual states that the most important sense used in driving is vision.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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Alcohol and other impairing drugs reduce your ability to do which of these?
- Hear sirens from far away
- Distinguish colors
- Smell a burning engine
- Feel vibrations through the steering wheel
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Correct answer: Distinguish colors
The manual lists color distinction among the things alcohol and other impairing drugs reduce, meaning your ability to distinguish colors.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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How do alcohol and other impairing drugs affect your reaction time?
- They speed up your reactions but make steering less precise
- They have no effect until your BAC reaches a legal limit
- They shorten the time it takes you to notice a hazard ahead
- They slow your ability to process information and respond
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Correct answer: They slow your ability to process information and respond
The manual says they slow your ability to process information and respond to the driving task.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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What is the manual's best advice about driving after you have consumed alcohol or drugs?
- Drive only on roads you know well
- Drive only if you feel able to
- Do not drive a vehicle of any kind
- Drive only during daylight hours
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Correct answer: Do not drive a vehicle of any kind
The manual says the best advice is not to drive a vehicle of any kind if you have consumed alcohol or drugs.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)
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According to the manual, when does impairment start?
- With the first drink
- After the third drink
- When you reach 0.08 BAC
- When you begin to feel lightheaded
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Correct answer: With the first drink
The manual states that impairment starts with the first drink, and even one drink can affect a person's ability to drive.
Source: Kentucky Driver Manual (Updated July 23, 2026), page 25 · Open this page in the manual (Manual page 25)