OCN Flashcards

253 study cards across 40 topic decks — every card built from a real OCN practice question. No account or sign-up needed. Flip to reveal the answer and explanation, mark what you know, and drill what you don't.

OCN exam key facts

The OCN test has 165 multiple-choice questions, of which 145 count toward the score and 20 are pretest questions. Source
The OCN test session lasts three hours, including 15 minutes for the computer-based testing tutorial and post-test survey. Source
The passing score for the OCN test is a scaled score of 55 on a 25–75 scale. Source
The OCN test fee is $420 for non-members and $300 for ONS/APHON members. Source
With the DoubleTake option, OCN candidates must apply for the second attempt within 180 days of the first test attempt. Source
OCN certification is valid for four years after passing the test. Source

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🎲 Mixed Deck — All OCN Topics

100 cards sampled from every topic · the fastest way to find your weak spots

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Decks by Topic

Radiation Therapy Nursing

7 cards

Radiation Therapy Nursing

7 cards

Cancer Biology and Pathophysiology

6 cards

Cancer Biology and Pathophysiology

6 cards

Cancer Biology and Pathophysiology

6 cards

Cancer Treatment Modalities

6 cards

Cancer Treatment Modalities

6 cards

Cancer Treatment Modalities

6 cards

Chemotherapy Administration

6 cards

Chemotherapy Administration

6 cards

Chemotherapy Administration

6 cards

Oncologic Emergencies

6 cards

Oncologic Emergencies

6 cards

Oncologic Emergencies

6 cards

Oncology Pharmacology

6 cards

Oncology Pharmacology

6 cards

Oncology Pharmacology

6 cards

Patient Education and Psychosocial Care

6 cards

Patient Education and Psychosocial Care

6 cards

Patient Education and Psychosocial Care

6 cards

Patient Education and Survivorship

6 cards

Patient Education and Survivorship

6 cards

Patient Education and Survivorship

Symptom Management and Palliative Care

6 cards

Symptom Management and Palliative Care

6 cards

Symptom Management and Palliative Care

6 cards

What Practice Test Geeks adds beyond an AI chat for OCN

An AI chatbot can quiz you, but it can't reproduce the exam conditions or keep your record. Here you get:

A timed, full-length OCN mock exam — 165 questions in 180 minutes with a 70% pass mark, modeled on the official exam's question count and time limit, followed by a score report broken down by exam domain.
A fixed OCN question bank: the same test every attempt, so your score is comparable from one try to the next instead of changing with every regenerated quiz.
Progress saved on your device: completed tests, scores and missed questions stay in My Progress, so you can retake only what you got wrong.
A printable OCN cheat sheet you can print or save as a PDF.
Free OCN practice tests with the correct answer shown after each question.

Start the Timed OCN Mock Exam →

How this page was made: written with AI tools and published by Nathan Beja, founder of Practice Test Geeks, who is responsible for its content. Exam facts are checked against the official sources listed below. Not reviewed by a subject-matter expert. Editorial policy

Sources & references

Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy

oncc.org — Fees, score validity, renewal, test delivery, exam format, passing score, retake fee, retake policy, score release, test dates · verified Oct 2026