Practise Certified Dental Assistant (CDA) Exam 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
Dental Assisting National Board, Inc. (DANB) · Current DANB-linked component outlines verified on 2026-10-13: General Chairside Assisting effective 2022-07-01; Infection Control and Radiation Health and Safety effective 2025-03-12. The 2026 Candidate Handbook is updated 2026-06-22. The workbook label 'Certified Dental Assistantâ„¢ (CDA)' maps to DANB's Certified Dental Assistant™ (CDA) examination; 'â„¢' is corrupted trademark encoding. The assigned slug is preserved.
This original 20-question sample covers selected topics across the outline. It does not reproduce official exam questions or cover every tested topic.
- Certified Dental Assistant | DANB
- General Chairside Assisting (GC) Exam Outline and References
- Infection Control (ICE) Exam Outline and References
- Radiation Health and Safety (RHS) Exam Outline and References
- 2026 DANB Candidate Handbook
- Medical/Dental Health History | American Dental Association
- 5 tips to reduce anxiety and stress in dentists, patients during their visit
- Guidelines for Infection Control in Dental Health-Care Settings — 2003
- Dental Sealants | American Dental Association
- Dental Curing Lights | American Dental Association
- Standard Precautions | CDC
- Best Practices for Dental Unit Water Quality | CDC
- Sterilization and Disinfection | CDC
- Best Practices for Sterilization Monitoring in Dental Settings | CDC
- Best Practices for Sterilization in Dental Settings | CDC
- 29 CFR 1910.1030 — Bloodborne pathogens | OSHA
- Carestream Dental CS 2100 User Guide, SM759, Edition 01
- X-Rays/Radiographs | American Dental Association
- New ADA recommendations confirm dental imaging most effectively used in moderation
- Summary of Infection Prevention Practices in Dental Settings: Basic Expectations for Safe Care
Certified Dental Assistant (CDA) Exam
Start with 20 free questions, then review the explanations and any topics you missed.
Before a restorative appointment, a patient reports starting a new prescription medication since the last visit. What should the assistant do first?
Certified Dental Assistant (CDA) Exam
Flashcards
GC — Evaluation
Preliminary examination: health-history responsibilities
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