OCN Oncology Certified Nurse Exam

The OCN (Oncology Certified Nurse) exam is administered by the Oncology Nursing Certification Corporation (ONCC) and validates expert knowledge in oncology nursing practice. The exam covers cancer biology, treatment modalities including chemotherapy and radiation, symptom management, palliative care, oncologic emergencies, patient education, psychosocial care, and pharmacology. Candidates must hold a current RN license and meet clinical practice requirements in oncology nursing.

165
Questions
180 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