E. LearndmvDMV PRACTICE
Find your state Exam types Practice tests Sign in Create account ↗
Practice quizzes / FL CDL General Knowledge Practice Questions - Florida CDL General Knowledge Test Exam / Question 85069
Practice question

What alcohol concentration does FMCSA identify as the CDL commercial motor vehicle DUI threshold?

  1. 0.02 percent
  2. 0.04 percent
  3. 0.08 percent
  4. 0.10 percent

Answer: B — 0.04 percent

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: FL CDL General Knowledge Practice Questions - Florida CDL General Knowledge Test Exam →
Learndmv.

Thoughtful practice for the road ahead. Find permit, road signs and CDL preparation by state.

Explore

Practice by stateAll practice testsExam types

Your account

My profilePractice historyAccount security

Get started

Create accountSign inSitemap
© 2026 LearndmvIndependent practice resource · Not affiliated with any state DMV.