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.

DentistryFree Certified Dental Assistant (CDA) Exam practice workspace

Certified Dental Assistant (CDA) Exam

Start with 20 free questions, then review the explanations and any topics you missed.

20 free questions0 premium in this bankIndependent practice materials
Question 1 of 20 Score: 0/0
Tip: A/B/C/D to answer · ← prev · → next · Ctrl+B bookmark
EasyFree

Before a restorative appointment, a patient reports starting a new prescription medication since the last visit. What should the assistant do first?

One module, one focused workspace

Get started with Certified Dental Assistant (CDA) Exam

Purchase your plan, then choose the module to enable. Your plan renews until canceled.

Monthly exam plan

$147 / month

About $4.90 per day

Enable one exam module after payment

Published questions, flashcards and study tools

Renews until canceled

Buy monthly access

Yearly exam plan

$1337 / year

About $3.66 per day

Enable one exam module after payment

Published questions, flashcards and study tools

Renews until canceled

Buy yearly access

Found an issue? See our content policy and report a correction.