Free DANB ICE Practice Test
Dental infection control questions on PPE, disinfection, waterlines, sterilization and OSHA standards, each answer explained.
An exposure incident under OSHA is defined as:
170 original questions · 4 domain study pages · 75-question timed mock on the real 60-minute clock
DANB ICE exam format
Answer original infection control questions written to DANB’s ICE outline, read why each answer is right, then take a full timed exam with the real question count and time limit.
The ICE exam has 75 multiple-choice questions in 60 minutes across four domains. Prevention of Cross-contamination is the largest, at 34%. Questions follow the CDC’s dental infection control guidance and OSHA’s standards, which DANB lists as references.
| Outline domain | Share of exam | What it covers | Drill |
|---|---|---|---|
| I. Prevention of Disease Transmission | 20% | Infectious diseases and how they spread, medical histories, hand hygiene, PPE and controlling aerosols and spatter. | 10-question drill |
| II. Prevention of Cross-contamination | 34% | Disinfecting treatment areas and labs, chemical disinfectants, barriers, tray setup, waterlines, evacuation lines, impressions and waste. | 10-question drill |
| III. Process Instruments and Devices | 26% | Transport, workflow, cleaning, packaging, sterilization methods, loading and storage, and monitoring sterilizers. | 10-question drill |
| IV. Occupational Safety and Administration Protocols | 20% | OSHA Bloodborne Pathogens and Hazard Communication standards, CDC guidelines, EPA and FDA roles, and infection control programs and records. | 10-question drill |
Each domain has a study page and a free ten-question drill with the explanation after each answer. Create a free account to save your results; each drill’s first attempt is free.
ICE exam at a glance
- Questions
- 75 multiple-choice questions, each with three or four answer options
- Time
- 60 minutes
- Exam fee
- $270, including DANB’s $75 nonrefundable application fee; $375 when taken with RHS
- Eligibility
- None. Anyone may take the ICE exam.
- Passing score
- Scaled score of 400 on a 100–900 scale
- How it is scored
- Computer adaptive: the score depends on the difficulty of the questions you answer correctly, and every candidate gets the same share of questions from each domain
- Where
- At a Pearson VUE test center or online with remote proctoring, within a 60-day testing window
- Retakes
- No limit. Reapply and pay the full exam fee each time; state rules may require more education.
- Language
- English or Spanish
- Part of
- DANB’s CDA, NELDA and COA certifications
- Pass rate
- 75% of 6,395 ICE exams passed in 2025
DANB’s exams are computer adaptive and do not let you skip a question and come back to it. Our full practice exam gives you the same 75 questions in 60 minutes, spread across the domains by DANB’s percentages, so you practice the pace and the content mix.
The guidelines behind the questions
DANB lists the CDC’s 2003 Guidelines for Infection Control in Dental Health-Care Settings, its 2016 Summary of Infection Prevention Practices in Dental Settings, and OSHA’s Bloodborne Pathogens and Hazard Communication standards among the ICE references. Our questions follow the same sources, such as the 500 CFU/mL standard for dental unit water and weekly spore testing.
Common questions
How many questions are on the DANB ICE exam?
75 multiple-choice questions in 60 minutes. A small number of unscored pretest questions can be mixed in.
What score do you need to pass the ICE exam?
A scaled score of 400 on a 100–900 scale. Like all DANB exams, ICE is computer adaptive, so the score reflects the difficulty of the questions you answer correctly, not a percent correct.
What is on the ICE exam?
Four domains in DANB’s outline effective March 12, 2025: Prevention of Cross-contamination (34%), Process Instruments and Devices (26%), Prevention of Disease Transmission (20%) and Occupational Safety and Administration Protocols (20%).
How much does the ICE exam cost?
$270, including DANB’s $75 nonrefundable application fee, or $375 with RHS. You can take it at a Pearson VUE test center or online, in English or Spanish.
Which references is the ICE exam based on?
DANB lists Modern Dental Assisting, the CDC’s 2003 Guidelines for Infection Control in Dental Health-Care Settings and 2016 Summary of Infection Prevention Practices in Dental Settings, Miller’s Infection Control and Management of Hazardous Materials for the Dental Team, and OSHA’s Bloodborne Pathogens and Hazard Communication standards.
Does this practice test match the real ICE exam?
DANB’s exams are computer adaptive and do not let you skip a question and return to it, so no practice test can copy one exactly. Our full practice exam gives you the real question count and time limit, with questions spread across the outline’s domains by DANB’s percentages, a score by domain and an explanation for every question.
Ready for exam day?
75 questions in 60 minutes, the real exam’s count and time, scored by outline domain with an explanation for every answer.
Or start with a free 10-question drillMore dental and healthcare practice
- Dental assistant (DANB CDA) practice test
- DANB RHS (radiation health and safety) practice test
- DANB GC (general chairside assisting) practice test
- ICE Prevention of Disease Transmission
- ICE Prevention of Cross-contamination
- ICE Process Instruments and Devices
- ICE Occupational Safety and Administration Protocols
- CCMA (medical assistant) practice test
- Phlebotomy practice test
- CNA practice test
Exam format, domains, fees and policies are from DANB, checked November 2026: DANB: Infection Control (ICE) exam · DANB ICE Exam Outline and References (effective 03/12/2025) · DANB 2026 Candidate Handbook (updated 6/22/2026) · DANB CDA 2026 Application Packet (updated 05/13/26) · DANB 2025 exam pass rates · DANB: 4 important details to know about DANB exams.
Original independent practice, written from DANB’s public exam outlines. Not affiliated with or endorsed by the Dental Assisting National Board (DANB). DANB, RHS, ICE, CDA and Certified Dental Assistant are marks of the Dental Assisting National Board, Inc.