1 General Chairside Assisting (GC component)Weight not published
2 Radiation Health and Safety (RHS component)Weight not published
3 Infection Control (ICE component)Weight not published
Exam Details
Question TypesMultiple Choice
FormatLinear (fixed-form, computer-based)
Online ProctoringNot available
ID RequirementsGovernment-issued photo ID with photo and signature required. Name on ID must match registration exactly.
RenewalRequired -- CDA certification is valid for 2 years. Renewal requires 12 continuing education (CE) hours per 2-year cycle. CE hours must be completed through DANB-approved providers. Renewal applications submitted through the DANB online portal.
PrerequisitesGraduation from a CODA-accredited dental assisting program OR current DANB RDA, CDA component passes, or state dental board approval (recommended)
Retake Policy90-day waiting period between failed attempts. No stated limit on total attempts. Each retake requires a new exam registration fee.