200+ Free DANB CDA Practice Questions
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Key Facts: DANB CDA Exam
245
Total CDA Questions
DANB CDA page
195 min
Exam Time
DANB CDA page
$450
Exam Fee
DANB CDA page
95/75/75
GC/ICE/RHS Split
DANB CDA page
381,900
Dental Assistant Jobs (2024)
BLS
8%
Job Growth (2024-2034)
BLS
DANB lists the CDA as a combined 245-question exam delivered in 195 minutes for $450. The current CDA page shows domain emphasis by component as General Chairside 95 questions, Infection Control 75 questions, and Radiation Health & Safety 75 questions. DANB's candidate handbook was updated on February 3, 2026. BLS reports 381,900 dental assistant jobs in 2024 with 8% projected growth (2024-2034).
About the DANB CDA Exam
The DANB Certified Dental Assistant (CDA) credential combines three component exams: General Chairside (GC), Infection Control (ICE), and Radiation Health and Safety (RHS). It is a national credential for dental assistants and is administered at Pearson VUE test centers.
Questions
245 scored questions
Time Limit
3 hours 15 minutes
Passing Score
Pass all 3 components (GC, ICE, RHS)
Exam Fee
$450 (DANB / Pearson VUE)
DANB CDA Exam Content Outline
General Chairside (GC)
Patient assessment, records, charting, dental materials, chairside procedures, and emergencies
Infection Control (ICE)
Disease transmission, instrument processing, PPE, hazard communication, and exposure response
Radiation Health and Safety (RHS)
Exposure technique, radiation protection, image evaluation, retake reduction, and quality assurance
How to Pass the DANB CDA Exam
What You Need to Know
- Passing score: Pass all 3 components (GC, ICE, RHS)
- Exam length: 245 questions
- Time limit: 3 hours 15 minutes
- Exam fee: $450
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
DANB CDA Study Tips from Top Performers
Frequently Asked Questions
How many questions are on the DANB CDA exam?
DANB lists the combined CDA exam at 245 questions total: 95 General Chairside (GC), 75 Infection Control (ICE), and 75 Radiation Health and Safety (RHS).
How long is the DANB CDA exam and how much does it cost?
DANB lists the CDA exam at 195 minutes (3 hours 15 minutes) with a current exam fee of $450.
Where do I take the DANB CDA exam?
DANB administers the CDA exam through Pearson VUE test centers. DANB's CDA page currently lists test-center delivery for the combined exam.
What does DANB test in Infection Control and Radiation Health & Safety?
ICE focuses on infection-prevention workflow, instrument processing, PPE, and exposure response. RHS focuses on radiographic technique, radiation protection, image quality, and reducing retakes.
Is there strong job demand for dental assistants?
Yes. The U.S. Bureau of Labor Statistics reports 381,900 dental assistant jobs in 2024 with 8% projected growth from 2024 to 2034, faster than average for all occupations.