FREE Iowa DMV Test Simulator 2026
35 questions80% to passExplanations includedFree
35
Real test questions
80%
Pass score
This DMV Test Simulator is modeled on the Department of Transportation (DOT) written knowledge exam, which has 35 questions and requires 28 correct (80%) to pass. It mirrors the real exam format: 35 questions scored to the 80% DOT pass mark, just like test day. Every question includes an explanation, so you learn the rule behind each answer - not just whether you got it right.
Question 1 of 35
When should you use your high-beam headlights?
Iowa DOT Test Info
- Questions on real test
- 35
- Passing score
- 80%
- Correct needed
- 28 of 35
- Minimum age
- 14 years old
- Testing agency
- Department of Transportation
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Study Tip
Don't just aim to pass this Iowa DMV Test Simulator once - keep taking it until you score 80% or higher two or three times in a row. Read the explanation after every question, even the ones you get right, to lock in the rule before your DOT exam.