OCN Practice Test 2026 — Free OCN Exam Prep Questions
The OCN exam is ONCC's certification for registered nurses who care for adults with cancer across the care continuum. Our practice set follows the current OCN Test Content Outline, with clinical vignettes on screening and survivorship, cancer biology and clinical trials, chemotherapy dosing and safe handling, immunotherapy and targeted-therapy toxicities, symptom management, oncologic emergencies and psychosocial care.
A patient with advanced pancreatic cancer tells the nurse, "I've been saving my pain pills, just in case it gets too bad." Which response is most appropriate?
OCN format, scoring & key facts
Computer-based at PSI test centers within a 90-day testing window.
Facts last verified Oct 5, 2026. Source: www.oncc.org/sites/default/files/2024-11/2025_OCN_Test_Content_Outline.pdf. Always confirm details with ONCC before your exam.
When can you take the OCN?
Plan backwards from your exam date
What the OCN covers
Every PrepBanq OCN test mirrors the official domain weights.
Domain distribution
% of the exam| Content domain | Weight | ≈ Questions on exam | Our practice questions |
|---|---|---|---|
Care ContinuumPrevention, screening, navigation, advance care planning, epidemiology, survivorship, late effects and end-of-life care. | 19% | ~28 | 5 questions → |
Oncology Nursing PracticeCarcinogenesis, immunology, clinical trials, genetics, site-specific cancers, and scope and standards including safe handling. | 17% | ~25 | 4 questions → |
Treatment ModalitiesSurgery, blood and marrow transplant, radiation, chemotherapy, biotherapy, immunotherapy, vascular access devices and targeted therapy. | 19% | ~28 | 5 questions → |
Symptom Management and Palliative CareSymptom patterns, pharmacologic and integrative interventions, alterations in body-system function and pain management. | 21% | ~30 | 5 questions → |
Oncologic EmergenciesRecognition and management of metabolic, structural, hematologic, infectious and treatment-related emergencies. | 12% | ~17 | 3 questions → |
Psychosocial Dimensions of CareCulture and spirituality, financial concerns, body image, learning, coping, distress, crisis and sexuality. | 12% | ~17 | 3 questions → |
Your path to passing the OCN
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OCN FAQ
How many questions are on the OCN?
The OCN has 165 questions (145 of them scored) and you have 3 hours to finish. Question types: Multiple choice.
How long is the OCN exam?
Testing time for the OCN is 3 hours.
What is on the OCN?
The OCN covers Care Continuum (about 19%), Oncology Nursing Practice (about 17%), Treatment Modalities (about 19%), Symptom Management and Palliative Care (about 21%), Oncologic Emergencies (about 12%), Psychosocial Dimensions of Care (about 12%).
Who administers the OCN?
The Oncology Certified Nurse (OCN) Exam is administered by ONCC. Delivery: Computer-based at PSI test centers within a 90-day testing window.
Is there a free OCN practice test?
Yes. PrepBanq has 3 free OCN practice tests with 25 exam-style questions in the real OCN formats, and every answer is explained. No credit card is needed.
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