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Practice quizzes / Iowa CDL General Knowledge Test Practice Questions - Iowa Commercial Driver License General Knowledge Test Exam / Question 106422
Practice question

How long is an Iowa commercial learner's permit valid according to Iowa DOT?

  1. 90 days
  2. 180 days
  3. One year with no renewal period
  4. Four years

Answer: C — One year with no renewal period

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

Practice more: Iowa CDL General Knowledge Test Practice Questions - Iowa Commercial Driver License General Knowledge Test Exam →
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