Practice question

Where does Iowa DOT say CDL knowledge tests can be taken?

  1. Only at one state office in Ames
  2. At DOT or County Treasurer locations and additional CDL testing locations
  3. Only at private truck schools
  4. Only online from home

Answer: B — At DOT or County Treasurer locations and additional CDL testing locations

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