InterNACHI Home Inspector – 1
Questions and Answers | Latest
Version | 2025/2026 | Correct & Verified
Which component of a home is typically inspected for structural integrity?
✔✔Foundation, walls, beams, and support columns.
Why is it important to inspect the roof during a home inspection?
✔✔To identify leaks, damage, and potential structural problems.
Which system is checked to ensure safe operation of heating equipment?
✔✔The furnace or heating system, including venting and filters.
Why should a home inspector examine electrical panels and wiring?
✔✔To detect overloaded circuits, outdated wiring, and potential fire hazards.
Which part of the plumbing system is most likely to show signs of leaks?
✔✔Pipes, faucets, drains, and water heaters.
Why is inspecting windows and doors important?
✔✔To check for proper operation, security, and energy efficiency.
Which exterior feature is checked for proper drainage?
1
,✔✔Gutters, downspouts, grading, and foundation drainage.
Why should a home inspector evaluate the attic space?
✔✔To check insulation, ventilation, roof structure, and signs of water damage.
Which safety feature is tested in every home inspection?
✔✔Smoke detectors, carbon monoxide detectors, and GFCI outlets.
Why is inspecting the basement critical?
✔✔To detect moisture, foundation cracks, and potential mold growth.
Which type of home inspection includes examining major appliances?
✔✔A general home inspection with optional appliance evaluation.
Why should a home inspector assess the exterior siding?
✔✔To detect damage, rot, insect infestation, and maintenance issues.
Which system is evaluated to ensure proper waste disposal?
✔✔The sewer system and septic tank, if present.
Why is it important to inspect the chimney?
✔✔To check for structural integrity, blockages, and fire hazards.
2
,Which flooring issues are commonly identified during an inspection?
✔✔Cracks, uneven surfaces, water damage, and wear.
Why should a home inspector evaluate the garage?
✔✔To assess the structure, doors, ventilation, and potential safety hazards.
Which element of a home’s exterior can indicate poor drainage or grading?
✔✔Standing water, soil erosion, and downspout placement.
Why is checking the deck or balcony important?
✔✔To identify rot, loose fasteners, and structural weakness.
Which plumbing fixture is most prone to leaks and corrosion?
✔✔Sinks, toilets, and water supply lines.
Why is inspecting the HVAC system crucial?
✔✔To ensure efficient operation, detect damage, and identify safety issues.
Which inspection technique helps detect hidden water damage?
✔✔Moisture meters and thermal imaging cameras.
3
, Why should a home inspector check for pest infestations?
✔✔To identify termites, rodents, or insects that can damage the structure.
Which part of a home can indicate signs of previous flooding?
✔✔Basement walls, flooring, and utility areas.
Why is proper ventilation in attics and crawl spaces important?
✔✔To prevent mold growth, moisture buildup, and structural decay.
Which type of inspection focuses on the safety of electrical outlets and wiring?
✔✔Electrical inspection.
Why should a home inspector test plumbing water pressure?
✔✔To ensure proper flow and identify potential pipe obstructions or leaks.
Which roof defects are commonly found during an inspection?
✔✔Missing shingles, sagging areas, leaks, and flashing issues.
Why is inspecting stairways and railings necessary?
✔✔To ensure safety and compliance with building standards.
Which exterior feature is examined to prevent insect or rodent entry?
4
Questions and Answers | Latest
Version | 2025/2026 | Correct & Verified
Which component of a home is typically inspected for structural integrity?
✔✔Foundation, walls, beams, and support columns.
Why is it important to inspect the roof during a home inspection?
✔✔To identify leaks, damage, and potential structural problems.
Which system is checked to ensure safe operation of heating equipment?
✔✔The furnace or heating system, including venting and filters.
Why should a home inspector examine electrical panels and wiring?
✔✔To detect overloaded circuits, outdated wiring, and potential fire hazards.
Which part of the plumbing system is most likely to show signs of leaks?
✔✔Pipes, faucets, drains, and water heaters.
Why is inspecting windows and doors important?
✔✔To check for proper operation, security, and energy efficiency.
Which exterior feature is checked for proper drainage?
1
,✔✔Gutters, downspouts, grading, and foundation drainage.
Why should a home inspector evaluate the attic space?
✔✔To check insulation, ventilation, roof structure, and signs of water damage.
Which safety feature is tested in every home inspection?
✔✔Smoke detectors, carbon monoxide detectors, and GFCI outlets.
Why is inspecting the basement critical?
✔✔To detect moisture, foundation cracks, and potential mold growth.
Which type of home inspection includes examining major appliances?
✔✔A general home inspection with optional appliance evaluation.
Why should a home inspector assess the exterior siding?
✔✔To detect damage, rot, insect infestation, and maintenance issues.
Which system is evaluated to ensure proper waste disposal?
✔✔The sewer system and septic tank, if present.
Why is it important to inspect the chimney?
✔✔To check for structural integrity, blockages, and fire hazards.
2
,Which flooring issues are commonly identified during an inspection?
✔✔Cracks, uneven surfaces, water damage, and wear.
Why should a home inspector evaluate the garage?
✔✔To assess the structure, doors, ventilation, and potential safety hazards.
Which element of a home’s exterior can indicate poor drainage or grading?
✔✔Standing water, soil erosion, and downspout placement.
Why is checking the deck or balcony important?
✔✔To identify rot, loose fasteners, and structural weakness.
Which plumbing fixture is most prone to leaks and corrosion?
✔✔Sinks, toilets, and water supply lines.
Why is inspecting the HVAC system crucial?
✔✔To ensure efficient operation, detect damage, and identify safety issues.
Which inspection technique helps detect hidden water damage?
✔✔Moisture meters and thermal imaging cameras.
3
, Why should a home inspector check for pest infestations?
✔✔To identify termites, rodents, or insects that can damage the structure.
Which part of a home can indicate signs of previous flooding?
✔✔Basement walls, flooring, and utility areas.
Why is proper ventilation in attics and crawl spaces important?
✔✔To prevent mold growth, moisture buildup, and structural decay.
Which type of inspection focuses on the safety of electrical outlets and wiring?
✔✔Electrical inspection.
Why should a home inspector test plumbing water pressure?
✔✔To ensure proper flow and identify potential pipe obstructions or leaks.
Which roof defects are commonly found during an inspection?
✔✔Missing shingles, sagging areas, leaks, and flashing issues.
Why is inspecting stairways and railings necessary?
✔✔To ensure safety and compliance with building standards.
Which exterior feature is examined to prevent insect or rodent entry?
4
