無料PCA CSDB CSDB究極の学習ガイド（更新された153問あります)
トップクラスのCSDB練習試験問題
質問 # 11
BS 5250:2021 recommends ventilation rates in kitchens to control moisture from cooking:
- A. No ventilation needed
- B. Continuous extraction ventilation throughout the day with higher rates during moisture generation (cooking)
- C. Ventilation only in winter
- D. Opening windows occasionally
正解：B
質問 # 12
According to BS 6576:2005, chemical DPC installation typically requires holes drilled to:
- A. Full thickness
- B. 50-75% of wall thickness
- C. 25-30% of wall thickness
- D. 80-90% of wall thickness
正解：D
質問 # 13
Replastering of walls after DPC installation must account for:
- A. No special considerations
- B. Salt content reduction through drying/removal, use of compatible low-salt plaster, and appropriate finishes
- C. Only speed of application
- D. Only appearance
正解：B
質問 # 14
In the context of damp surveying, a risk assessment should identify:
- A. Only environmental risks
- B. The cost of treatment only
- C. Aesthetic concerns only
- D. Hazards, likelihood, and severity of harm to people
正解：D
質問 # 15
A comprehensive damp diagnosis assessment should include:
- A. Moisture meter readings only
- B. Visual inspection and multiple diagnostic techniques
- C. One-time inspection only
- D. Professional assumption without testing
正解：B
質問 # 16
Cavity wall insulation can trap moisture if:
- A. It is installed during summer
- B. It is not installed correctly or if the cavity ventilation is blocked
- C. It is too thick
- D. It is grey in colour
正解：B
質問 # 17
Black mould associated with condensation can be temporarily removed by:
- A. Cleaning with appropriate disinfectants; however, prevention through controlling condensation is more important
- B. Ignoring it
- C. Painting over it
- D. Leaving it untreated
正解：A
質問 # 18
To diagnose condensation, the surveyor should assess:
- A. Damp pattern only
- B. Paint colour only
- C. Moisture generation sources, ventilation adequacy, heating levels, and surface temperatures
- D. Building age only
正解：C
質問 # 19
Common sources of penetrating damp include:
- A. Defective guttering, broken downpipes, failed mortar joints, and cracked masonry
- B. Rising damp only
- C. Interior condensation only
- D. New buildings only
正解：A
質問 # 20
Under Building Regulations, which Approved Document specifically addresses basement waterproofing requirements?
- A. Approved Document B
- B. Approved Document C
- C. Approved Document F
- D. Approved Document L
正解：B
質問 # 21
A property survey identifies potential asbestos-containing materials in old insulation boards. The surveyor should:
- A. Remove the asbestos immediately
- B. Ignore it
- C. Assume it is not dangerous
- D. Note location, advise client not to disturb, recommend specialist surveying if alteration is planned
正解：D
質問 # 22
The surveyor's report on dampness should recommend:
- A. Appropriate, proportionate remedial actions based on diagnosis, with priorities and options where relevant
- B. Only cosmetic repairs
- C. Only expensive treatments
- D. No solutions
正解：A
質問 # 23
Relative humidity plays a critical role in condensation formation. Condensation risk is highest when relative humidity exceeds:
- A. 85-90%
- B. 50%
- C. 65-70%
- D. 30%
正解：C
質問 # 24
Mechanical ventilation systems (such as heat recovery ventilation) help control condensation by:
- A. Reducing heating
- B. Eliminating all air movement
- C. Providing continuous fresh air supply while retaining heat, maintaining adequate air change rates
- D. Increasing moisture
正解：C
質問 # 25
Chemical DPC solutions typically consist of:
- A. Silicate or resin-based chemicals that form an impermeable layer in the masonry pores
- B. Concrete
- C. Paint
- D. Water only
正解：A
質問 # 26
To diagnose condensation as opposed to rising or penetrating damp, the surveyor should observe:
- A. Damp only after rainfall
- B. Moisture at all heights
- C. Tide marks at ground level
- D. Surface condensation without salt deposits, appearing in cold corners and on windows
正解：D
質問 # 27
When assessing a basement for waterproofing, the surveyor must establish:
- A. Water table level, external water pressure, construction method, and current protection type per BS 8102
- B. Only internal layout
- C. Only aesthetic preferences
- D. Only cost considerations
正解：A
質問 # 28
Professional reporting of a complex damp problem (multiple sources) should:
- A. Avoid technical detail
- B. Simplify to only one diagnosis
- C. Provide only recommendations without evidence
- D. Clearly identify all sources, provide evidence for each diagnosis, explain interactions, and recommend prioritized solutions
正解：D
質問 # 29
The pattern of penetrating damp on internal surfaces typically shows:
- A. Damp patches that correspond to external defects and increase in size after heavy rainfall
- B. Damp only in winter
- C. Consistent tide marks
- D. Even coverage across walls
正解：A
質問 # 30
COSHH stands for:
- A. Chemical and Organic Substance Health Hazards
- B. Construction Site Health Organisation Handbook
- C. Control of Substances Hazardous to Health
- D. Control of Site Hazards and Health
正解：C
質問 # 31
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