National Home Inspector Examination Questions and Answers Already Passed, Graded

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National Home Inspector Examination Questions and Answers Already Passed A poured concrete retaining wall with weep holes is rotating. What is the most likely reason for the rotation? ✔✔There i... s no gravel behind the wall. A poured concrete basement wall has a 1/4" wide crack where the wall is bowing slightly. Brown stains are below the crack. What is the most likely reason for this condition? ✔✔The gutters are blocked. A concrete block basement wall has significant efflorescence. What is the most likely reason for this condition? ✔✔The soil has settled at the foundation. A concrete driveway is 1/2" higher than the adjacent concrete walkway. What is the most likely reason for this condition? ✔✔The soil under the walkway was not compacted. Which is the most acceptable fastener for connecting a deck ledger to a band board? ✔✔A 1/2" diameter hot-dipped galvanized steel machine bolt. A movement joint should be installed in brick veneer: ✔✔At support by different structural components. Adhered masonry veneer is installed in the same manner as: ✔✔Stucco Which roof covering is most appropriate for a roof with a slope of 1 1/2:12 above a single family house? Assume standar installation of any required underlayment. ✔✔Modified Bitumen What is the most appropriate fastener material for a slate shingle roof covering? ✔✔Copper nailsA scupper would most likely be located in: ✔✔A parapet wall. A sidewall extends past a roof. Hardboard siding is water damaged a few inches beyond where the roof and sidewall meet. The roof covering is asphalt strip shingles. What is the most likely cause of this condition? ✔✔Kick out flashing was not installed. A 1/2" wide gap exist between the drywall wall and ceiling. The seller reports that this gap opens in the winter and closes in the summer. What is the most likely cause of this condition? ✔✔Truss uplift. A collar tie would most likely be found in: ✔✔The upper part of an attic. A concrete basement wall has a crack that varies in width between 3/8 inch at the floor to 1/8 inch 2 feet down from the wall top. What is the most likely cause of this condition? ✔✔The soil is unstable under the footing. A notch in a 12' long 2x10 floor joist is located 5 feet from the joist end. What is the MAXIMUM allowed notch depth? ✔✔0 inches. Racking is most likely to occur from failure to install: ✔✔Wall bracing You see a ceramic tile floor with numerous cracks running through the grout and the tiles. The floor system is constructed using 2x10 floor joists. Which is the most likely cause of this condition? ✔✔The floor joist span is too long. You see uniform width cracks at both upper corners of all windows along one top story wall. Which is the most likely cause of this condition? ✔✔The wall is improperly braced. The grounding electrode of a house: ✔✔Provides an alternate return path for electricity.How many energized conductors supply 240 volts, 200 amp, single phase electric service? ✔✔2 A circuit breaker protects against too much: ✔✔Current Which event is most likely to cause an arc flash? ✔✔Metal touching an energized conductor. A subpanel in a detached building has melted insulation on a neutral conductor. What is the most likely cause of this condition? ✔✔The neutral conductor is loose at the terminal bar. In which location may NM cable be installed? ✔✔On top of ceiling joist located 6' from the attic access opening. A 2-slot receptacle has been replaced with a 3-slot receptacle in a branch circuit that does not contain an equipment grounding conductor. Which method is permitted? ✔✔Replace the receptacle with a GFCI receptacle. Where would an evaporative cooler be most effective? ✔✔Phoenix, AZ When a heat pump is operating in the cooling mode the temperature of the liquid line should be a few degrees: ✔✔Warmer than the outside air temperature. The effect of high humidity on an air conditioning system will be: ✔✔A decrease in the sensible load. What is most likely to cause the greatest reduction of air flow in a flexible air duct? ✔✔A 90 degree bend in the duct. What is the most likely result of insufficient air flow across the evaporator coil? ✔✔Ice forms on the evaporator coil.Which is the best example of heat flow by conduction? ✔✔Heat flowing from the inside to the outside of a radiator. When should combustion air NOT be drawn from the inside of a building? ✔✔The building is built using tight construction methods. The flame from a properly adjusted oil burner should be what color? ✔✔White What component is involved in controlling when a hot water boiler activates? ✔✔An aquastat Where would an equalizer pipe be found? ✔✔Near a steam boiler. Brown colored particle under the flue collar of an induced draft gas furnace are most likely an indication of which defect? ✔✔An excessively long vent connector. Permeability is a property of a material that allows the passage of: ✔✔Water vapor In a cold climate, a vapor retarder should be installed on which sides of a wall? ✔✔The side facing conditioned space Fiberglass batt insulation slows heat movement by ✔✔NO ANSWER>Refer to NHIE Manual What action would most likely reduce fiberglass batt insulation R-value by the largest amount? ✔✔Not placing the insulation in contact with an air barrier. Where would a radiant barrier be MOST effective? ✔✔In an attic in Phoenix, AZ.Pressure in the attic will be neutral or positive. ✔✔Why should 50%-60% of the attic ventilation opening be at the eaves? Which may be used as a water distribution pipe in a house? ✔✔PEX What is the best definition of a cross-connection? ✔✔A plu [Show More]

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