Dental Assistant Practice Test (DANB)

The Dental Assistant Practice Test (DANB) is a free intermediate-level, 20-minute skill test from Science of Apps. It tests readiness for the DANB Certified Dental Assistant (CDA) exam's three components — General Chairside Assisting (GC), Radiation Health and Safety (RHS) and Infection Control (ICE) — plus dental anatomy and materials, written to the 2026 DANB outlines and CDC dental infection-control guidance. Score 70% or more on its 20 questions to earn a verifiable Dental Assistant Exam Readiness certificate (SOA-DA). Every question is based on published standards and research — including Certified Dental Assistant (CDA) exam: GC, RHS and ICE (Dental Assisting National Board), Infection prevention and control in dental settings (CDC), Bloodborne Pathogens Standard (29 CFR 1910.1030) (OSHA) — and each answer is explained with its source.

Yes. Science of Apps has a free Dental Assistant Practice Test built on the current DANB exam outline for 2026 and 2027. It covers chairside assisting, infection control (ICE), and radiation health and safety (RHS), scores you instantly and issues a verifiable certificate.

Read the four skill areas on this page, then take the 20-minute test online — no fee, course or sign-up. You see every answer explained when you finish. Score 70% or more and you get a Dental Assistant Exam Readiness certificate straight away, on screen, as a PDF and by email, with a credential ID anyone can verify.

Yes. The questions are original scenarios written by Science of Apps, and each one is based on a public source you can read: Certified Dental Assistant (CDA) exam: GC, RHS and ICE (Dental Assisting National Board); Infection prevention and control in dental settings (CDC); Bloodborne Pathogens Standard (29 CFR 1910.1030) (OSHA); Radiation protection basics (ALARA, time, distance, shielding) (U.S. Nuclear Regulatory Commission); Dental radiographs: benefits and safety (American Dental Association); Hazard communication (OSHA). The source is shown under each question and linked in the answer review. Science of Apps doesn't copy questions from other tests.

Four skill areas with five questions each, drawn from a bank of 10 per area so a retake brings new questions: General Chairside Assisting (Four-handed dentistry, Procedures and Patient management); Radiation Health and Safety (Exposure and protection, Technique and Errors and processing); Infection Control (Standard precautions, Instrument processing and Waterlines and surfaces); Dental Anatomy, Materials and Office Safety (Tooth anatomy, Dental materials and Office safety). Every question is an original scenario written to the 2026–2027 standard, with the published source named under it.

Dental assistant, Dental assisting student, Chairside assistant, Dental office assistant and Orthodontic assistant. It suits anyone who wants a quick, verifiable way to show Dental Assistant knowledge in 2026 and 2027, from students and career switchers to experienced professionals.

General Chairside Assisting (GC, 120 questions), Radiation Health and Safety (RHS, 100 questions) and Infection Control (ICE, 100 questions). You can take them together or separately.

Requirements vary by state. Many states require DANB's RHS or ICE exams for expanded duties such as taking radiographs. Check your state dental board.

No. It is an independent practice test written to the publicly available Dental Assistant content outline for 2026 and 2027, for checking your readiness before you book the real exam. Passing earns a Science of Apps certificate rather than the official credential.

Yes. The test is online, in English and free everywhere — people take it from India, the US, the UK, Europe, Africa, Latin America and Asia-Pacific. Your certificate is dated with your own local date and can be verified from anywhere at scienceofapps.com/certification/verify/.

20 questions — 5 from each of 4 skill areas — with a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.

We rate it Intermediate: assumes hands-on experience in the role. It has 20 scenario questions — 5 from each of 4 skill areas — and a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.

Nothing. There is no fee to take a test, to receive the certificate, to have it emailed or to verify it, and no sign-up.

On our server, not in your browser. The answers never reach the page until you submit, so a certificate can only be earned by passing. Each certificate gets a unique credential ID stored by Science of Apps.

You see your score for each area and every question with the correct answer and why, with the published source behind it. You can retake after 30 minutes, and the retake draws questions you haven't seen yet.

No. Every certificate is dated, so it always shows when you passed. Retake a test any time for a newer date or a higher score.

Yes. After you pass, Add to LinkedIn opens the Licenses & certifications form with the certificate name, Science of Apps as the issuer, the issue date, your credential ID and the verification link filled in. You can also download it as a PDF or PNG, and it's emailed to you as a PDF.

Every certificate has a credential ID and a QR code. Scanning it, or entering the ID at scienceofapps.com/certification/verify/, shows the holder's name, the certification, the score and the issue date from our records.

No. They are Science of Apps' own assessments of applied skill. They aren't issued by a university or standards body, and they work best alongside a portfolio that shows the skills in real work.