Delaware: Alcohol and drugs — Part 1 Practice Test
How alcohol and drugs affect driving, blood alcohol limits, implied consent, and the Delaware DUI penalties. — Part 1
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Questions are original and based on the official manual "Delaware Driver Manual" (July 2026), Delaware Division of Motor Vehicles (DMV).
All 38 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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Delaware’s Good Samaritan Laws protect people who do what?
- Report a drunk driver to the police
- Report a crash to the DMV
- Call for help when someone is overdosing
- Stop a driver from leaving a bar
Show answer
Correct answer: Call for help when someone is overdosing
The laws protect individuals who request medical assistance for someone experiencing a drug or alcohol overdose.
Source: Delaware Driver Manual (July 2026), page 36 · Open this page in the manual (Manual page 36)
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From what do the Good Samaritan Laws also protect the witness and the person they are assisting?
- Being prosecuted for possession of an illegal substance
- Losing their driver license for 90 days after the call
- Paying for the ambulance and hospital services
- Being sued by the person for any injury that results
Show answer
Correct answer: Being prosecuted for possession of an illegal substance
The laws protect them from being prosecuted for possession of an illegal substance.
Source: Delaware Driver Manual (July 2026), page 36 · Open this page in the manual (Manual page 36)
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What do the Good Samaritan Laws encourage people to do for someone at risk of dying from an overdose?
- Wait for the person to wake up
- Call 9-1-1 or seek medical attention
- Drive the person home
- Call the person’s family first
Show answer
Correct answer: Call 9-1-1 or seek medical attention
These laws encourage individuals to call 9-1-1 or seek medical attention.
Source: Delaware Driver Manual (July 2026), page 36 · Open this page in the manual (Manual page 36)
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What is naloxone?
- A breath test used to detect alcohol in a driver
- A drug-detection kit used by police on the roadside
- A medication that treats alcohol poisoning only
- A life-saving medication that can reverse an opioid overdose
Show answer
Correct answer: A life-saving medication that can reverse an opioid overdose
The manual describes naloxone as a life-saving medication that can reverse an opioid overdose.
Source: Delaware Driver Manual (July 2026), page 36 · Open this page in the manual (Manual page 36)
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Good Samaritan laws protect people from civil damages for doing what?
- Giving naloxone or emergency care in an overdose
- Driving an overdose victim in a private car
- Moving a victim away from the scene of a crash
- Reporting a suspected drunk driver to police
Show answer
Correct answer: Giving naloxone or emergency care in an overdose
They protect individuals from civil damages for administering naloxone or emergency care to someone experiencing an overdose.
Source: Delaware Driver Manual (July 2026), page 36 · Open this page in the manual (Manual page 36)
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Which of these is a mandatory revocation of a Delaware driver license?
- Issuing a non-collectible payment to the Division
- Driving under the influence of liquor or narcotic drugs
- Failing to answer a court summons in any state
- Driving a vehicle without the consent of its owner
Show answer
Correct answer: Driving under the influence of liquor or narcotic drugs
Driving while under the influence of intoxicating liquor or narcotic drugs is a mandatory revocation.
Source: Delaware Driver Manual (July 2026), page 45 · Open this page in the manual (Manual page 45)
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A person under what age who possesses or consumes alcohol faces mandatory revocation of the license?
- 16
- 21
- 18
- 19
Show answer
Correct answer: 21
Underage possession or consumption of alcohol by persons under 21 years of age is a mandatory revocation.
Source: Delaware Driver Manual (July 2026), page 45 · Open this page in the manual (Manual page 45)
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According to the manual, how does drinking even a little alcohol affect your chances of being in a crash?
- They stay about the same
- They are slightly lower for experienced drivers
- They are much greater than if you did not drink any
- They rise only after three drinks
Show answer
Correct answer: They are much greater than if you did not drink any
Even a little alcohol makes a crash much more likely than none at all.
Source: Delaware Driver Manual (July 2026), page 49 · Open this page in the manual (Manual page 49)
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Why are new drivers more affected by alcohol than experienced drivers?
- They usually weigh less than other drivers
- They are still learning to drive
- They tend to drink more quickly
- They are more nervous on the road
Show answer
Correct answer: They are still learning to drive
The manual says new drivers are more affected because they are still learning to drive.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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Which drink contains the same amount of alcohol as a 12-ounce can of beer?
- An 8-ounce glass of wine
- A 3-ounce cocktail of 80 proof spirits
- A 16-ounce glass of wine
- A 5-ounce glass of wine
Show answer
Correct answer: A 5-ounce glass of wine
A 12-ounce beer, a 5-ounce glass of wine and a cocktail with 1.5 ounces of 80 proof spirits contain the same amount of alcohol.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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Which of these is named among the risks for people who drive after drinking?
- Higher insurance rates
- Lower registration fees
- A mandatory vehicle inspection
- Loss of the vehicle title
Show answer
Correct answer: Higher insurance rates
The manual lists heavy fines, higher insurance rates, loss of license and jail sentences as risks.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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What is blood alcohol concentration (BAC)?
- A rough estimate of how many drinks a person has had in an hour
- The speed at which alcohol leaves the body after the last drink
- A precise way of stating the amount of alcohol in a quantity of blood
- The total amount of alcohol in the drinks a person has consumed
Show answer
Correct answer: A precise way of stating the amount of alcohol in a quantity of blood
BAC is a precise way of stating the amount of alcohol in a quantity of blood.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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How is BAC expressed and measured?
- In ounces, by a field sobriety test
- In percentages, by chemical analysis
- In drinks per hour, by a weight chart
- In grams, by officer observation
Show answer
Correct answer: In percentages, by chemical analysis
BAC is expressed in percentages and measured by chemical analysis.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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What does the rate at which alcohol moves into the blood, and how much gets in, depend on primarily?
- How the drinks are mixed
- The amount of food in the stomach
- The age of the drinker
- How much alcohol is in the drinks taken
Show answer
Correct answer: How much alcohol is in the drinks taken
It depends primarily on how much alcohol is in the drinks taken; food matters to a lesser extent and mixing only very little.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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Two ounces of pure alcohol taken within one hour result in what, whether consumed as martinis, shots, wine or beer?
- About the same blood alcohol concentration
- A higher BAC if it is mixed with soda
- A lower BAC if it is wine
- A BAC that depends mainly on the type of drink
Show answer
Correct answer: About the same blood alcohol concentration
The type of drink matters little; the same amount of pure alcohol gives about the same BAC.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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How much alcoholic beverage does it take for a person weighing 100 pounds, compared with one weighing 200 pounds, to reach the same BAC?
- About twice as much
- The same amount
- About half as much
- About one-quarter as much
Show answer
Correct answer: About half as much
The lower the weight, the less it takes: about half as much for a 100-pound person as for a 200-pound person.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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In Delaware, a BAC of what level or greater is conclusive evidence that a driver is under the influence?
- .02
- .08
- .04
- .10
Show answer
Correct answer: .08
A BAC of .08 or greater is conclusive evidence of being under the influence in Delaware.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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Which of these is conclusive evidence in Delaware that a driver is under the influence?
- A BAC of .05 or greater on a public road
- A BAC of .04 or greater on a public road
- Admitting to having had a single drink earlier
- The presence of any illicit or recreational drug
Show answer
Correct answer: The presence of any illicit or recreational drug
The presence of any illicit or recreational drug is conclusive evidence of being under the influence.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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A driver’s BAC is under .08. What is true under Delaware law?
- The driver can still be charged with driving under the influence
- The driver cannot be charged with driving under the influence
- The driver can be charged only after causing a crash
- The driver can be charged only with a minor violation
Show answer
Correct answer: The driver can still be charged with driving under the influence
A driver can be charged with driving under the influence even when the BAC is under .08.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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What may happen if a driver refuses chemical testing?
- Nothing happens because testing is optional
- The driver must retake the written test
- The license may be revoked
- The vehicle registration is cancelled
Show answer
Correct answer: The license may be revoked
Refusing chemical testing may lead to license revocation.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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What can result from underage consumption or possession of alcohol, even when it is not related to driving?
- Only a fine, never a license action
- An advisory letter from the Division
- Nothing, unless a crash occurs
- A license revocation
Show answer
Correct answer: A license revocation
Underage consumption or possession of alcohol can result in license revocation even when no vehicle is involved.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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If a driver under 21 is convicted of driving under the influence of alcohol, until what age can the license be revoked?
- Until the driver reaches 21 years of age
- Until one year has passed since the conviction
- Until the driver turns 18
- Until the driver completes an eight-hour course
Show answer
Correct answer: Until the driver reaches 21 years of age
The minor’s license may be revoked until the driver reaches the age of 21.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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A commercial motor vehicle driver who refuses a breath or blood test, or whose BAC is .04 or more, is disqualified from driving a commercial vehicle for how long?
- Six months
- Two years
- One year
- Ninety days
Show answer
Correct answer: One year
Refusing the test or having a BAC of .04 or more brings a one-year disqualification from driving a commercial vehicle.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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When may a lifetime disqualification from driving a commercial vehicle be imposed for an alcohol test refusal or a BAC of .04 or more?
- For a first conviction
- For a second conviction
- After three convictions
- Only when a crash causes a death
Show answer
Correct answer: For a second conviction
A lifetime disqualification may be imposed for a second conviction.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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A CDL holder is convicted of driving under the influence of alcohol or drugs while driving a non-commercial vehicle. For how long is the CDL holder disqualified?
- Three months
- Five years
- Permanently
- One year
Show answer
Correct answer: One year
A CDL holder convicted of DUI in a non-commercial vehicle is disqualified for one year; a second conviction may bring a lifetime disqualification.
Source: Delaware Driver Manual (July 2026), page 50 · Open this page in the manual (Manual page 50)
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When does the increased crash risk from alcohol begin?
- Before drivers are impaired or intoxicated
- Only once a driver is legally intoxicated
- Only after a BAC of .08 is reached
- Only after the third drink
Show answer
Correct answer: Before drivers are impaired or intoxicated
The manual says the increased crash risk begins before drivers are impaired or intoxicated.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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How long does it take alcohol to reach your brain?
- 5 to 10 minutes
- 1 to 2 hours
- 20 to 40 minutes
- 3 to 4 hours
Show answer
Correct answer: 20 to 40 minutes
Alcohol reaches the brain in 20 to 40 minutes.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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Which areas of the brain does alcohol affect?
- Only those that control hearing
- Those that control judgment and skill
- Only those that control memory
- None until the BAC reaches .08
Show answer
Correct answer: Those that control judgment and skill
Alcohol affects the areas of the brain that control judgment and skill.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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Why can’t you tell when you have had too much to drink?
- Because alcohol makes you more alert
- Because alcohol only affects your vision
- Because alcohol leaves the body too quickly
- Because alcohol affects your judgment
Show answer
Correct answer: Because alcohol affects your judgment
Alcohol affects judgment, so you do not know you have had too much until it is too late.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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Which of these is an effect of alcohol named in the manual?
- Reduced ability to see clearly
- Faster reflexes after a few drinks
- Better judgment of distances
- Increased alertness
Show answer
Correct answer: Reduced ability to see clearly
Alcohol slows reflexes and reaction time, reduces clear vision and makes you less alert.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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What is the manual’s best advice about drinking alcohol and driving?
- Drink only beer or wine
- Drink slowly and eat some food
- If you drink alcohol, do not drive
- Drive only on local roads after drinking
Show answer
Correct answer: If you drink alcohol, do not drive
The best advice is: if you drink alcohol, do not drive.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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How many drinks does it take before alcohol can affect your driving?
- At least three drinks
- Even one drink
- At least four drinks
- At least five drinks
Show answer
Correct answer: Even one drink
Even one drink of alcohol can affect your driving.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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With how many drinks in your bloodstream are you impaired and could be arrested?
- One
- Three or more
- Four or more
- Two or more
Show answer
Correct answer: Two or more
The manual says that with two or more drinks you are impaired and could be arrested.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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How does the manual say specialty drinks compare with normal drinks?
- They can have more alcohol, like several normal drinks
- They have the same alcohol as one normal drink
- They have no effect on BAC if mixed
- They contain less alcohol than a can of beer
Show answer
Correct answer: They can have more alcohol, like several normal drinks
Specialty drinks can contain more alcohol and equal several normal drinks.
Source: Delaware Driver Manual (July 2026), page 51 · Open this page in the manual (Manual page 51)
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In the manual's picture of equal drinks, a 1.5 oz. shot of 80 proof liquor is shown as equal to a 12 oz. can of regular beer and to a glass of table wine of what size?
- 5 oz.
- 8 oz.
- 3 oz.
- 12 oz.
Show answer
Correct answer: 5 oz.
The picture joins the three drinks with equal signs and labels the wine "5 oz. Glass of table wine".
Source: Delaware Driver Manual (July 2026), page 52 · Open this page in the manual (Manual page 52)
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According to the manual, what is the only thing that will sober you up?
- Coffee
- Fresh air
- Time
- A cold shower
Show answer
Correct answer: Time
The manual says coffee, fresh air, exercise or cold showers will not help; time is the only thing that sobers you up.
Source: Delaware Driver Manual (July 2026), page 52 · Open this page in the manual (Manual page 52)
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What does the manual suggest for dealing with social drinking situations?
- Go alone so that you can leave whenever you want to
- Go with a group and agree that one person will not drink
- Agree that everyone in the group will drink only beer
- Plan to drink coffee before driving home after the party
Show answer
Correct answer: Go with a group and agree that one person will not drink
The manual suggests agreeing on a designated driver who does not drink, rotating the role among the group.
Source: Delaware Driver Manual (July 2026), page 52 · Open this page in the manual (Manual page 52)
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According to the manual, what is the best way to slow down the effect of drinking alcohol?
- Switch from wine to liquor halfway through the night
- Drink each drink faster so it is finished sooner
- Drink only drinks that contain very little alcohol
- Increase the amount of time between drinks
Show answer
Correct answer: Increase the amount of time between drinks
The manual says the best way to slow the effect of alcohol is to increase the time between drinks.
Source: Delaware Driver Manual (July 2026), page 52 · Open this page in the manual (Manual page 52)