Alabama Car / Permit practice
Alcohol & Drugs
Blood alcohol limits, zero-tolerance and implied-consent laws, and how alcohol and drugs — legal or not — affect your driving.
Content reviewed against official driver handbooks · July 7, 2026
14 questions · pass with 11 correct. You get instant feedback and an explanation after every answer.
Study questions with answers
12 sample Alcohol & Drugs questions with the correct answer, a short explanation, and the official handbook reference. Read through them, then take the quiz above.
1. Under the Implied Consent Law, a driver arrested for DUI who refuses a chemical test will:
Correct answer: Have their driver license suspended
Anyone driving on public highways is deemed to consent to testing; refusing after a DUI arrest results in a license suspension.
Source: Alabama Driver Manual — Chapter 4, Implied Consent Law
2. According to the manual, at a blood alcohol concentration of 0.08 percent, drivers are:
Correct answer: Definitely impaired without exception
At 0.08 percent, all individuals are definitely impaired.
Source: Alabama Driver Manual — Chapter 4, Relationship of Alcohol to Traffic Accidents
3. A small amount of alcohol will affect a driver more strongly when it is consumed:
Correct answer: On an empty stomach
Alcohol affects you more on an empty stomach than when you have food in your stomach.
Source: Alabama Driver Manual — Chapter 4, Driving While Under the Influence
4. Some over-the-counter allergy and cold remedies can be dangerous for drivers because antihistamines may cause:
Correct answer: Drowsiness and confusion
Antihistamines can produce side effects such as inattention, confusion, and drowsiness that impair driving.
5. For a driver under 21 years old, it is illegal to drive with a blood alcohol concentration of:
Correct answer: 0.02 percent or more
Drivers younger than 21 are prohibited from operating a vehicle at a BAC of 0.02 percent or higher.
Source: Alabama Driver Manual — Chapter 4, Driving While Under the Influence
6. For an adult driver, it is unlawful to operate a vehicle with a blood alcohol concentration of:
Correct answer: 0.08 percent or more
Under Alabama law it is illegal to drive with a BAC of 0.08 percent or more.
Source: Alabama Driver Manual — Chapter 4, Driving While Under the Influence
7. The penalty for a first DUI conviction includes a fine in the range of:
Correct answer: $600 to $2,100
A first DUI conviction carries a fine of $600 to $2,100, along with possible jail and license suspension.
Source: Alabama Driver Manual — Chapter 4, Driving While Under the Influence
8. The only thing that will truly sober up a person who has been drinking is:
Correct answer: Allowing enough time to pass
Only time allows the liver to break down alcohol; coffee, food, or a cold shower will not speed the process.
Source: Alabama Driver Manual — Chapter 4, Driving While Under the Influence
9. Alcohol acts on the body as a:
Correct answer: Depressant that slows reflexes and judgment
Alcohol is a depressant that slows reflexes and interferes with judgment, not a stimulant.
Source: Alabama Driver Manual — Chapter 4, The Effects of Alcohol
10. In addition to fines and possible jail, a first DUI conviction results in a driver license suspension of:
Correct answer: 90 days
For a first DUI conviction the driver license is suspended for 90 days.
Source: Alabama Driver Manual — Chapter 4, Driving While Under the Influence
11. Compared with using either one by itself, combining alcohol with other drugs is:
Correct answer: Far more dangerous than either alone
Using alcohol and drugs together multiplies the effects and is many times more dangerous than either alone.
12. Research cited in the manual shows that driving ability is impaired in most people at a blood alcohol level of about:
Correct answer: 0.05 percent
Studies show a BAC of 0.05 percent already impairs the driving ability of most individuals to some degree.
Source: Alabama Driver Manual — Chapter 4, Relationship of Alcohol to Traffic Accidents
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Every Alabama question is written from the official Alabama driver handbook and checked against its current edition. DMV Test Free is a free, independent study resource — not affiliated with any DMV or government agency. About DMV Test Free