CAOHC Occupational Hearing Conservationist Certification Exam
The CAOHC OHC certification exam validates competency in occupational hearing conservation, covering audiometric testing, noise measurement, hearing protection, and program administration under OSHA standards.
50
Questions
75 min
Time Limit
70%
To Pass
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Exam Rules
- You can skip questions and return to them later
- Flag questions for review before submitting
- No feedback shown until you submit the entire exam
- Unanswered questions count as wrong — answer everything
- 10 pretest questions are mixed in and don't affect your score
- Timer auto-submits when time runs out
- Your progress is auto-saved every 30 seconds