National Home Inspector Exam Questions and Answers | Latest 2023/2024

There is no gravel behind the wall. - answerA poured concrete retaining wall with weep holes is rotating. What is the most likely reason for the rotation? The gutters are blocked. - answerA 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 soil has settled at the foundation. - answerA concrete block basement wall has significant efflorescence. What is the most likely reason for this condition? The soil under the walkway was not compacted. - answerA concrete driveway is 1/2" higher than the adjacent concrete walkway. What is the most likely reason for this condition? A 1/2" diameter hot-dipped galvanized steel machine bolt. - answerWhich is the most acceptable fastener for connecting a deck ledger to a band board? A parapet wall. - answerA scupper would most likely be located in: Kick out flashing was not installed. - answerA 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? Truss uplift. - answerA 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? The upper part of an attic. - answerA collar tie would most likely be found in: The soil is unstable under the footing. - answerA 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? 0 inches. - answerA notch in a 12' long 2x10 floor joist is located 5 feet from the joist end. What is the MAXIMUM allowed notch depth? 2 - answerHow many energized conductors supply 240 volts, 200 amp, single phase electric service? Current - answerA circuit breaker protects against too much: Metal touching an energized conductor. - answerWhich event is most likely to cause an arc flash? The neutral conductor is loose at the terminal bar. - answerA subpanel in a detached building has melted insulation on a neutral conductor. What is the most likely cause of this condition? On top of ceiling joist located 6' from the attic access opening. - answerIn which location may NM cable be installed? Replace the receptacle with a GFCI receptacle. - answerA 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? Ice forms on the evaporator coil. - answerWhat is the most likely result of insufficient air flow across the evaporator coil?