IICRC ( Commercial Drying Specialist ) Final Test Review Qns & Ans 2025

Commercial Drying Specialist (CDS)

Final Test Review (Qns & Ans)

2025




1. Which of the following is the primary objective of damage
inspection in water-damaged structures?
- a) Estimating repair costs
- b) Identifying the source and extent of water damage
- c) Recommending new construction methods
- d) Assessing air quality
- ANS: b) Identifying the source and extent of water damage


2. Which equipment is commonly used to detect hidden moisture
in building materials?
- a) Thermo-hygrometer
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, - b) Moisture meter
- c) Anemometer
- d) Barometer
- ANS: b) Moisture meter


3. Which of the following is a key component of an effective
workflow management system for water damage restoration?
- a) Employee dress code
- b) Equipment maintenance schedule
- c) Project tracking and documentation
- d) Marketing strategies
- ANS: c) Project tracking and documentation


4. Which drying method involves the use of high-velocity air
movers to increase the rate of evaporation?
- a) Dehumidification
- b) Air movement
- c) Heating
- d) Ventilation
- ANS: b) Air movement


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,5. Which of the following is a common cause of secondary
damage in water-damaged structures?
- a) Immediate drying
- b) Delayed response to water intrusion
- c) Proper ventilation
- d) Use of dehumidifiers
- ANS: b) Delayed response to water intrusion


6. Which type of dehumidifier is most effective in low-
temperature environments?
- a) Refrigerant dehumidifier
- b) Desiccant dehumidifier
- c) Thermoelectric dehumidifier
- d) Ultrasonic dehumidifier
- ANS: b) Desiccant dehumidifier


7. Which of the following is a key consideration when
developing a standard operating procedure (SOP) for water
damage restoration?
- a) Carpet color
- b) Building age
- c) Material type
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, - d) Equipment specifications
- ANS: d) Equipment specifications


8. Which inspection equipment is used to visualize temperature
variations on surfaces and identify potential moisture issues?
- a) Moisture meter
- b) Thermo-hygrometer
- c) Thermal imaging camera
- d) Anemometer
- ANS: c) Thermal imaging camera


9. Which of the following is a key benefit of using thermal
imaging cameras in water damage inspection?
- a) Measuring air pressure
- b) Detecting hidden moisture and insulation issues
- c) Assessing air quality
- d) Measuring carpet thickness
- ANS: b) Detecting hidden moisture and insulation issues


10. Which of the following is a common issue faced by
individuals who perform water damage restoration?

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