DANB Certified Dental Assistant (CDA) Practice Test

DANB offers three primary eligibility pathways: 1) Graduation from a CODA-accredited dental assisting program, 2) A high school diploma (or equivalent) plus a minimum of 3,500 hours of approved work experience, or 3) Current status as a CDA candidate from a CODA-accredited program. All pathways require a current CPR/BLS certification from a DANB-accepted provider. It is crucial to verify the most current requirements directly on the official DANB website prior to application.

Yes, the DANB CDA is widely recognized and often mandated by state dental boards. Many states require DANB's Infection Control (ICE) and Radiation Health and Safety (RHS) exams-which are components of the full CDA-as prerequisites for performing specific duties like taking X-rays or practicing infection control. The full CDA credential frequently meets or exceeds these individual requirements and may be necessary for attaining state licensure or expanded functions permits. Always check your specific state's dental practice act for precise regulations.

The CDA certification is valid for one year and must be renewed annually. Renewal requires payment of a fee and submission of proof of current CPR/BLS certification. Additionally, certified individuals must earn a minimum of 12 Continuing Dental Education (CDE) credits each year. These credits must be relevant to dental assisting and obtained from DANB-accepted providers. A minimum number of credits must be in specific areas, such as infection control, as outlined in DANB's Recertification Requirements.

The CDA exam consists of three component exams that can be taken together or separately: General Chairside Assisting (GC), Infection Control (ICE), and Radiation Health and Safety (RHS). Each component is a computer-based test comprising multiple-choice questions. The exams are scored on a scale, and a passing score is required for each component to earn the full CDA credential. DANB uses a criterion-referenced scoring method, meaning your performance is measured against a predetermined standard of competency, not against other test-takers.

CDA certification is a key differentiator for career advancement. It qualifies assistants for higher-level positions such as Lead Dental Assistant, Office Manager, or Clinical Coordinator. It is frequently required for positions in specialty practices (e.g., orthodontics, oral surgery), hospital dental departments, public health, and dental sales or education. Certification also establishes a foundation for pursuing additional DANB specialty certifications (e.g., COA, CPFDA, CRFDA) and can significantly increase earning potential and job marketability.