Practise Certified in Public Health (CPH) Examination with a short sample and answer explanations. These are independent learning materials, not official exam questions or a pass prediction.

Exam outline and official sources

National Board of Public Health Examiners (NBPHE) · Current NBPHE-linked CPH content outline, checked against the October 2026 Candidate Handbook on 2026-10-19. NBPHE dates its outline update to August 1, 2024. The currently linked outline names Domain 10 Health Outcomes and Population Perspectives. The workbook label Certification in Public Health refers to this Certified in Public Health examination; the assigned slug is retained.

This original 20-question sample covers selected topics across the outline. It does not reproduce official exam questions or cover every tested topic.

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Certified in Public Health (CPH) Examination

Start with 20 free questions, then review the explanations and any topics you missed.

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A closed cohort is followed completely for one year. Disease develops in 24 of 120 exposed participants and 12 of 180 unexposed participants, all initially disease-free. What is the risk ratio?

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