NHIE 100 QUESTIONS and answers/corre
te te te te
ct and verified A+/fall 2024
te te te te
1.teBucklingteintehorizontaltevinyltesidingteistegenerallytecausedtebyte
A.tereflectedtesunlight.te
B.teimpropertefastening.te
C.tecondensationteintewalls.te
D.teimpropertehousetewrap.te-tecorrectteanswers-impropertefastening
2.teAttewhatteleveltewouldtewatertepressuretewithinteatesingle-
familytedwellingtebegintetotebeteconsideredteexcessiveteandterequiretecorrection?te
A.te60tepsite
B.te80tepsite
C.te100tepsite
D.te120tepsite-tecorrectteanswers-80tepsi
3.teAtenewertehometewithteelectricteheatteistebeingteinspected.teIttehasteatebelowtegradetefinishedteb
asementtecontainingteatebedroom.teTheteinspectorteshouldtelookteforteatesmoketealarmteandte
A.teanteescapeteandterescueteopening.te
B.teatecarbontemonoxidetealarm.te
C.teatefireteextinguisher.te
D.teatesafetyteladder.te-tecorrectteanswers-anteescapeteandterescueteopening
4.teAteswimmingtepooltefencetemusttepreventtepassageteofteatespheretethatteistelargertethante
A.te2teinches.te
B.te3teinches.te
C.te4teinches.te
D.te5teinches.te-tecorrectteanswers-4teinches
5.teRefertetotethetephotographtetoteanswertethistequestion.teWhatteshouldteanteinspectorterecomm
endtetotetheteclientteregardingtetheteconditionsteshownteinterelationtetotethetedownspout/raintelead
er?te
,A.teNothing,tethetedownspoutteisteproperlyteinstalled.te
B.teGravelteshouldtebeteinstalledteundertethetedownspout.te
C.teThetedownspoutteshouldtebetemovedteawaytefromtethetesiding.te
D.teAtecontractorteshouldteevaluatetethetedownspoutteandterecommendterepairs.Atecontractortes
houldteevaluatetethetedownspoutteandterecommendterepairste-tecorrectteanswers-
6.teIftewaterteinfiltrationteistesuspectedtebehindteatefinishedtesurface.teWhattetooltewouldtebetetheteb
esttechoicetetoteverifytedampness?te
A.teanteinfraredtethermometerte
B.teatepin-typetemoisturetemeterte
C.teatenon-contacttemoisturetemeterte
D.teatedigitaltecamerate-tecorrectteanswers-atenon-contacttemoisturetemeter
7.teGas-firedtefurnaceteheatteexchangerstemostteoftentefailtefromte
A.telowtetemperatures.te
B.telackteofteuse.te
C.teimpropertegastepressure.te
D.terustteandtemetaltefatigue.te-tecorrectteanswers-rustteandtemetaltefatigue.
8.teRelativeteHumidityte(RH)teisteexpressedteaste
A.tevolume.te
B.tepercentage.te
C.tecapacity.te
D.tetemperature.te-tecorrectteanswers-percentage.
9.teConnectionsteoftedissimilartemetalteinteateplumbingtesystem,tesuchteastegalvanizedtesteeltepip
eteandtecoppertepipe,tewillteusuallytecausete
A.tereducedtewatertepressure.te
B.tedecreasedtewatertequality.te
C.teglazedtepipes.te
D.teelectrolysis.te-tecorrectteanswers-electrolysis.
10.teAteGroundtefaulttecircuitteinterrupterte(GFCI)teisteatesafetytedevicetethatte
A.tedisconnectstepowertewhentethetegroundingtetotetheteoutletteistefaulty.te
, B.tedetectstemoistureteandtedisconnectstepowerteintewettelocations.te
C.tedisconnectstethetepowertewhentesensingtecurrentteleakagetetoteground.te
D.teprotectsteagainstteelectricaltesurgesteandtevoltagetespikes.te-tecorrectteanswers-
disconnectstethetepowertewhentesensingtecurrentteleakagetetoteground
11.teAnteelectricaltesystemtewithteatefuseteontetheteneutralteconductorteandteontetheteenergizedte(h
ot)teconductorste
A.teistetwiceteastesafeteasteatesystemtewhereteonlytetheteenergizedte(hot)teconductorstearetefused.te
B.teshouldtehavetetheteneutralteconductortefusetesizedtetoteonetehalftethetenormalteampacityteforteth
etecircuit.te
C.teisteoverfusedteuptetote50%teifteusedteonlytefortelighting.te
D.teistehazardousteandteshouldtebetecorrected.te-tecorrectteanswers-
istehazardousteandteshouldtebetecorrected
12.teToteoperateteatecentralteairteconditioner,teanteelectricteclothestedryer,teandteanteelectricterang
e,tetheteampacityte
oftetheteservicetetotethetehouseteshouldtebeteATteLEASTte
A.te100teampsteatte120tevolts.te
B.te125teampsteatte120tevolts.te
C.te60teampsteatte240tevolts.te
D.te100teampsteatte240tevolts.te-tecorrectteanswers-D
13.teAtefloortejoistteinteatecrawltespacetehastebeentecuttewheretethetetoilettedraintepassestethroughtet
hetefloor.teThetejoiststearete2x6tespacedteatte16"teontecenter.teTheteinspectorteshouldterecommend
tethatte
A.tethetebuyertemonitortethetefloor.teFloortesystemstesuchteastethistehaveteredundantteframingteand
te
removalteofteonetejoistteisteinsignificant.te
B.teatecontractorteshouldtesupporttethetecuttejoisttewithtenewtepiersteandtepoststefromtebelow.te
C.tethetecuttejoistteshouldtebeteheadedteofftetoteadjacentteframingtememberstetotedistributetetheteloa
d.te
D.teatecontratortebetecontactedtetotedeterminetewhatteisteneededteandtemaketerepairs.te-
tecorrectteanswers-D
14.teMostteproblemstewithteconcretetearetecausedteattethetetimeteofteInstallation.teWhattesingletefa
ctortecausestetheteMOSTteproblems?te
te te te te
ct and verified A+/fall 2024
te te te te
1.teBucklingteintehorizontaltevinyltesidingteistegenerallytecausedtebyte
A.tereflectedtesunlight.te
B.teimpropertefastening.te
C.tecondensationteintewalls.te
D.teimpropertehousetewrap.te-tecorrectteanswers-impropertefastening
2.teAttewhatteleveltewouldtewatertepressuretewithinteatesingle-
familytedwellingtebegintetotebeteconsideredteexcessiveteandterequiretecorrection?te
A.te60tepsite
B.te80tepsite
C.te100tepsite
D.te120tepsite-tecorrectteanswers-80tepsi
3.teAtenewertehometewithteelectricteheatteistebeingteinspected.teIttehasteatebelowtegradetefinishedteb
asementtecontainingteatebedroom.teTheteinspectorteshouldtelookteforteatesmoketealarmteandte
A.teanteescapeteandterescueteopening.te
B.teatecarbontemonoxidetealarm.te
C.teatefireteextinguisher.te
D.teatesafetyteladder.te-tecorrectteanswers-anteescapeteandterescueteopening
4.teAteswimmingtepooltefencetemusttepreventtepassageteofteatespheretethatteistelargertethante
A.te2teinches.te
B.te3teinches.te
C.te4teinches.te
D.te5teinches.te-tecorrectteanswers-4teinches
5.teRefertetotethetephotographtetoteanswertethistequestion.teWhatteshouldteanteinspectorterecomm
endtetotetheteclientteregardingtetheteconditionsteshownteinterelationtetotethetedownspout/raintelead
er?te
,A.teNothing,tethetedownspoutteisteproperlyteinstalled.te
B.teGravelteshouldtebeteinstalledteundertethetedownspout.te
C.teThetedownspoutteshouldtebetemovedteawaytefromtethetesiding.te
D.teAtecontractorteshouldteevaluatetethetedownspoutteandterecommendterepairs.Atecontractortes
houldteevaluatetethetedownspoutteandterecommendterepairste-tecorrectteanswers-
6.teIftewaterteinfiltrationteistesuspectedtebehindteatefinishedtesurface.teWhattetooltewouldtebetetheteb
esttechoicetetoteverifytedampness?te
A.teanteinfraredtethermometerte
B.teatepin-typetemoisturetemeterte
C.teatenon-contacttemoisturetemeterte
D.teatedigitaltecamerate-tecorrectteanswers-atenon-contacttemoisturetemeter
7.teGas-firedtefurnaceteheatteexchangerstemostteoftentefailtefromte
A.telowtetemperatures.te
B.telackteofteuse.te
C.teimpropertegastepressure.te
D.terustteandtemetaltefatigue.te-tecorrectteanswers-rustteandtemetaltefatigue.
8.teRelativeteHumidityte(RH)teisteexpressedteaste
A.tevolume.te
B.tepercentage.te
C.tecapacity.te
D.tetemperature.te-tecorrectteanswers-percentage.
9.teConnectionsteoftedissimilartemetalteinteateplumbingtesystem,tesuchteastegalvanizedtesteeltepip
eteandtecoppertepipe,tewillteusuallytecausete
A.tereducedtewatertepressure.te
B.tedecreasedtewatertequality.te
C.teglazedtepipes.te
D.teelectrolysis.te-tecorrectteanswers-electrolysis.
10.teAteGroundtefaulttecircuitteinterrupterte(GFCI)teisteatesafetytedevicetethatte
A.tedisconnectstepowertewhentethetegroundingtetotetheteoutletteistefaulty.te
, B.tedetectstemoistureteandtedisconnectstepowerteintewettelocations.te
C.tedisconnectstethetepowertewhentesensingtecurrentteleakagetetoteground.te
D.teprotectsteagainstteelectricaltesurgesteandtevoltagetespikes.te-tecorrectteanswers-
disconnectstethetepowertewhentesensingtecurrentteleakagetetoteground
11.teAnteelectricaltesystemtewithteatefuseteontetheteneutralteconductorteandteontetheteenergizedte(h
ot)teconductorste
A.teistetwiceteastesafeteasteatesystemtewhereteonlytetheteenergizedte(hot)teconductorstearetefused.te
B.teshouldtehavetetheteneutralteconductortefusetesizedtetoteonetehalftethetenormalteampacityteforteth
etecircuit.te
C.teisteoverfusedteuptetote50%teifteusedteonlytefortelighting.te
D.teistehazardousteandteshouldtebetecorrected.te-tecorrectteanswers-
istehazardousteandteshouldtebetecorrected
12.teToteoperateteatecentralteairteconditioner,teanteelectricteclothestedryer,teandteanteelectricterang
e,tetheteampacityte
oftetheteservicetetotethetehouseteshouldtebeteATteLEASTte
A.te100teampsteatte120tevolts.te
B.te125teampsteatte120tevolts.te
C.te60teampsteatte240tevolts.te
D.te100teampsteatte240tevolts.te-tecorrectteanswers-D
13.teAtefloortejoistteinteatecrawltespacetehastebeentecuttewheretethetetoilettedraintepassestethroughtet
hetefloor.teThetejoiststearete2x6tespacedteatte16"teontecenter.teTheteinspectorteshouldterecommend
tethatte
A.tethetebuyertemonitortethetefloor.teFloortesystemstesuchteastethistehaveteredundantteframingteand
te
removalteofteonetejoistteisteinsignificant.te
B.teatecontractorteshouldtesupporttethetecuttejoisttewithtenewtepiersteandtepoststefromtebelow.te
C.tethetecuttejoistteshouldtebeteheadedteofftetoteadjacentteframingtememberstetotedistributetetheteloa
d.te
D.teatecontratortebetecontactedtetotedeterminetewhatteisteneededteandtemaketerepairs.te-
tecorrectteanswers-D
14.teMostteproblemstewithteconcretetearetecausedteattethetetimeteofteInstallation.teWhattesingletefa
ctortecausestetheteMOSTteproblems?te
