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Alcohol and the Law — North Carolina Driver License Practice Test

Alcohol and the LawQuestion 1 of 17

17 questions in this topic · 17 drawn at random this round

In which of the following situations does a 0.00 alcohol concentration restriction apply?

NC Driver's Handbook

All questions are based on the official North Carolina Driver's Handbook (NCDMV). Study the relevant chapter to reinforce your knowledge.

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This North Carolina Driver License Alcohol and the Law practice set has 17 practice questions based on the official exam materials, each with an instant explanation. You need 80% on the real North Carolina Driver License knowledge test to pass.

Topic overview

This short chapter explains how North Carolina defines and punishes impaired driving under the Safe Roads Act's single "Driving While Impaired" (DWI) offense, and makes clear that judgment and reaction time can suffer well below the legal blood alcohol concentration (BAC) limit.

Expect questions on the two ways DWI is proven — visibly impaired physical or mental ability, or a BAC at or above the legal limit (a lower limit applies to commercial vehicle drivers) — plus North Carolina's implied-consent rule: refusing the officer's chemical test triggers its own automatic license revocation, separate from any DWI conviction.

A common mix-up is assuming refusal avoids punishment — it doesn't, since refusal carries its own revocation. Another is overlooking the zero-tolerance rule for drivers under 21: purchasing, possessing, or driving after consuming any amount of alcohol as an underage driver can trigger a license revocation, without needing to meet the adult BAC threshold at all.

What are the two ways DWI can be proven in North Carolina?

A driver can be convicted either by showing that alcohol, drugs, or both had visibly impaired their physical or mental ability to drive, or by showing that their BAC met or exceeded the legal limit — the second method doesn't require any other proof of bad driving.

What happens if a driver refuses the officer's breath or blood test?

Refusal itself triggers an automatic license revocation under North Carolina's implied-consent rule — separate from, and in addition to, any penalty that follows if the driver is later convicted of DWI.

How does North Carolina treat alcohol differently for drivers under 21?

The purchase age is 21, and an underage driver who drives after consuming any amount of alcohol or drugs — not just above the adult legal limit — faces a license revocation, reflecting the state's zero-tolerance approach to underage drinking and driving.

Written from the official North Carolina Driver's Handbook — Alcohol and the Law ↗· Last checked: 2026-07-10· Reviewed by the PassPrep editorial team· How we verify →

Sample questions

Three questions from the Alcohol and the Law bank with the correct answer and an explanation. The practice quiz above draws 17 questions at random from the same bank.

  1. Besides punishing DWI offenders, what else do North Carolina's DWI laws require for repeat offenders or persons with high BACs?

    • That they be checked to see if they have an alcohol problem — Correct answer
    • That they surrender their vehicle permanently
    • That they serve a minimum of six months in jail
    • That they pay a fixed fine of $500

    Explanation: The laws try to punish offenders while also requiring repeat offenders or those with high BACs to be checked to see if they have an alcohol problem.

    Handbook: Alcohol and the Law — Purpose of DWI laws

  2. Under North Carolina law, persons convicted of DWI with lower BACs are required to do what?

    • Attend alcohol safety schools — Correct answer
    • Perform 100 hours of community service
    • Pay double court costs
    • Spend a weekend in jail

    Explanation: The law requires persons with lower BACs to attend alcohol safety schools.

    Handbook: Alcohol and the Law — Alcohol safety schools

  3. What must anyone convicted of DWI obtain before their driving privileges can be reinstated?

    • A substance abuse assessment — Correct answer
    • A new vision test
    • A defensive driving certificate
    • A vehicle safety inspection

    Explanation: Anyone convicted of DWI must obtain a substance abuse assessment prior to the reinstatement of driving privileges.

    Handbook: Alcohol and the Law — Substance abuse assessment