SAMPLE QUESTIONS FROM ALL CSLB TRADE
EXAMS 2024-2025 QUESTIONS WITH 100% CORRECT
ANSWERS
ThePliftingPlinesPshouldPbePasPverticalPasPpossibleP-PcorrectPanswer-WhenPusingPaPcranePtoPliftPaP12,000-
gallonPtankPoutPofPthePexcavation,PwhatPisPthePpreferablePpositionPofPthePriggingPlinesPattachedPtoPthePtank
'sPliftingPeyes?P
A.POnePliftingPlinePshouldPbePhorizontal
B.PThePliftingPlinesPshouldPbePasPfarPapartPasPpossibles
C.PThePliftingPlinesPshouldPbePasPhorizontalPasPpossible
D.PThePliftingPlinesPshouldPbePasPverticalPasPpossible
MaterialPthatPcontainsPmorePthanP1%PasbestosP-PcorrectPanswer-
WhichPofPthePfollowingPdescribesPsurfacingPACM?
A.PMaterialPthatPcontainsPmorePthanP1%Pasbestos
B.PMaterialPthatPcontainsPmorePthanP0.1%Pasbestos
C.PMaterialPthatPcontainsPmorePthanP0.01%Pasbestos
D.PMaterialPthatPcontainsPmorePthanP0.001%Pasbestos
InformPeachPofPthePemployersPaboutPthePasbestosPworkPbeingPperformedP-PcorrectPanswer-
WhenPremovingPasbestosPasPaPmulti-
employerPworkPsite,PthePasbestosPabatementPcontractorPmustPdoPwhichPofPthePfollowing?
A.PEnsurePthatPallPotherPemployersPleavePthePsite
B.PInformPthePlocalPCal/OSHAPofficePwithinP48Phours
C.PEnsurePthatPallPasbestosPisPremoved
D.PInformPeachPofPthePemployersPaboutPthePasbestosPworkPbeingPperformed.
,WhenPairbornePexposurePexceedsPthePTWAPandPexcursionPlimitsP-PcorrectPanswer-
WhenPmustPaPcontractorPprovidePandPrequirePthePusePofPprotectivePclothing?
A.PWhenPClassPIIPworkPrequiresPremovalPofPACMPexceedingP10PsquarePfeet
B.PWhenPairbornePexposurePexceedsPthePTWAPandPexcursionPlimits
C.PWhenPClassPIIPworkPrequiresPremovalPofPTSIPexceedingP25PlinearPfeet
D.PWhenPaPnegativePexposurePassessmentPisPproduced
AluminumP-PcorrectPanswer-
AlternatingPcurrentPwouldPmostPlikelyPbePusedPinPGTAWPtoPweldPwhichPofPthePfollowingPmetals?
A.PLowPcarbonPsteelP
B.PDeoxidizedPcopperP
C.PAluminumP
D.PStainlessPsteel
1/8"P-PcorrectPanswer-
WHatPisPthePminimumPthicknessPofPsteelPthatPisPcoveredPbyPthePAWSPD1.1PStructuralPSteelPweldingPcode?
A.P1/8"
B.P1/4"
C.P5/16"
D.P3/8"
ShortenPthePstickoutP-PcorrectPanswer-
WhenPweldingPwithPFCAW,PhowPcanPthePoperatorPcontrolPexcessPspatter?
A.PChangePthePdragPangle
B.PRunPstringerPbeads.
C.PShortenPthePstickout
,D.PLengthenPthePstickout
BasicPknowledgePofPchemistryPandPthePmeasurementsPusedP-PcorrectPanswer-
ToPreadPandPproperlyPinterpretPlaboratoryPanalysisPreportsPasPtheyPapplyPtoPhazardousPsites,PaPcontractorPs
houldPhavePwhichPofPthePfollowing?
A.PThePphonePnumberPofPaPcontractPaPthePleadPagency
B.PBasicPknowledgePofPmath
C.PAPcontractPatPCal/OSHA
D.PBasicPknowledgePofPchemistryPandPthePmeasurementsPused
235.5PcubicPfeetP-PcorrectPanswer-
HowPmuchPmaterialPwillPitPtakePtoPfillPupPthreeProundPholesPdrilledPintoPthePgroundP25PfeetPdeepPandP2Pfee
tPinPdiameter?
A.P235.5PcubicPfeet
B.P180.5PcubicPfeet
C.P150.2PcubicPfeet
D.P100.7PcubicPfeet
TelephonePoverPelectricalPconduitPwithPaPseparationPofPatPleastP12"PinPbetweenP-PcorrectPanswer-
WhatPmethodPshouldPbePusedPtoPinstallPelectricalPandPtelephonePconduitPinPthePsamePtrench?
A.PElectricalPoverPtelephonePconduitPwithPaPconcretePbarrierPandP4"PbetweenPthem
B.PElectricalPoverPtelephonePconduitPwithPaPseparationPofPatPleastP12"PinPbetween
C.PTelephonePoverPelectricalPconduitPsecuredPtogetherPeveryP12"P
D.PTelephonePoverPelectricalPconduitPwithPaPseparationPofPatPleastP12"PinPbetween
ThePpavingPisPcutPoutsidePthePditchPlinePbyPaPfewPinchesP-PcorrectPanswer-
WhenPreplacingPpavementPoverPaPtrench,PwhatPisPmeantPbyP"overcutting"?
, A.PAllPwidePspotsPandPbellPholesParePcutPsquarePbeforePpaving
B.PPavingPisPreinstalledPonePinchPthickerPthanPwhatPwasPremoved
C.PThePtrenchPisPbase-pavedPandPcappedPlater
D.PThePpavingPisPcutPoutsidePthePditchPlinePbyPaPfewPinches
4.0Pmg/LP-PcorrectPanswer-WhatPisPthePmaximumPfluoridePlevelPpermittedPinPdrinkingPwater?
A.P2.0Pmg/L
B.P4.0Pmg/L
C.P6.0Pmg/L
D.P8.0Pmg/L
KPandPLP-PcorrectPanswer-
WhenPinstallingPhardPcopperPpipingPunderground,PwhatPtypesPofPpipingPshouldPaPcontractorPuse?
A.PKPandPL
B.PKPandPM
C.PLPandPM
D.PMPandPDWV
ToPremovePcalciumPandPmagnasiumP-PcorrectPanswer-WhatPisPthePfunctionPofPaPcationPexchangePunit?
A.PToPoxidizePironPfroPthePwater
B.PToPremovePcalciumPandPmagnesium
C.PToPreducePdissolvedPsolids
D.PToPincreasePpH
640Psq.ftP-PcorrectPanswer-HowPmanyPsquarePfeetPofPthePtileParePneededPforPanPareaPthatPmeasuresP2-
1/2"PbyP4"PonPaPplanPthatPisPdrawnPtoPanP1/8"Pscale?
EXAMS 2024-2025 QUESTIONS WITH 100% CORRECT
ANSWERS
ThePliftingPlinesPshouldPbePasPverticalPasPpossibleP-PcorrectPanswer-WhenPusingPaPcranePtoPliftPaP12,000-
gallonPtankPoutPofPthePexcavation,PwhatPisPthePpreferablePpositionPofPthePriggingPlinesPattachedPtoPthePtank
'sPliftingPeyes?P
A.POnePliftingPlinePshouldPbePhorizontal
B.PThePliftingPlinesPshouldPbePasPfarPapartPasPpossibles
C.PThePliftingPlinesPshouldPbePasPhorizontalPasPpossible
D.PThePliftingPlinesPshouldPbePasPverticalPasPpossible
MaterialPthatPcontainsPmorePthanP1%PasbestosP-PcorrectPanswer-
WhichPofPthePfollowingPdescribesPsurfacingPACM?
A.PMaterialPthatPcontainsPmorePthanP1%Pasbestos
B.PMaterialPthatPcontainsPmorePthanP0.1%Pasbestos
C.PMaterialPthatPcontainsPmorePthanP0.01%Pasbestos
D.PMaterialPthatPcontainsPmorePthanP0.001%Pasbestos
InformPeachPofPthePemployersPaboutPthePasbestosPworkPbeingPperformedP-PcorrectPanswer-
WhenPremovingPasbestosPasPaPmulti-
employerPworkPsite,PthePasbestosPabatementPcontractorPmustPdoPwhichPofPthePfollowing?
A.PEnsurePthatPallPotherPemployersPleavePthePsite
B.PInformPthePlocalPCal/OSHAPofficePwithinP48Phours
C.PEnsurePthatPallPasbestosPisPremoved
D.PInformPeachPofPthePemployersPaboutPthePasbestosPworkPbeingPperformed.
,WhenPairbornePexposurePexceedsPthePTWAPandPexcursionPlimitsP-PcorrectPanswer-
WhenPmustPaPcontractorPprovidePandPrequirePthePusePofPprotectivePclothing?
A.PWhenPClassPIIPworkPrequiresPremovalPofPACMPexceedingP10PsquarePfeet
B.PWhenPairbornePexposurePexceedsPthePTWAPandPexcursionPlimits
C.PWhenPClassPIIPworkPrequiresPremovalPofPTSIPexceedingP25PlinearPfeet
D.PWhenPaPnegativePexposurePassessmentPisPproduced
AluminumP-PcorrectPanswer-
AlternatingPcurrentPwouldPmostPlikelyPbePusedPinPGTAWPtoPweldPwhichPofPthePfollowingPmetals?
A.PLowPcarbonPsteelP
B.PDeoxidizedPcopperP
C.PAluminumP
D.PStainlessPsteel
1/8"P-PcorrectPanswer-
WHatPisPthePminimumPthicknessPofPsteelPthatPisPcoveredPbyPthePAWSPD1.1PStructuralPSteelPweldingPcode?
A.P1/8"
B.P1/4"
C.P5/16"
D.P3/8"
ShortenPthePstickoutP-PcorrectPanswer-
WhenPweldingPwithPFCAW,PhowPcanPthePoperatorPcontrolPexcessPspatter?
A.PChangePthePdragPangle
B.PRunPstringerPbeads.
C.PShortenPthePstickout
,D.PLengthenPthePstickout
BasicPknowledgePofPchemistryPandPthePmeasurementsPusedP-PcorrectPanswer-
ToPreadPandPproperlyPinterpretPlaboratoryPanalysisPreportsPasPtheyPapplyPtoPhazardousPsites,PaPcontractorPs
houldPhavePwhichPofPthePfollowing?
A.PThePphonePnumberPofPaPcontractPaPthePleadPagency
B.PBasicPknowledgePofPmath
C.PAPcontractPatPCal/OSHA
D.PBasicPknowledgePofPchemistryPandPthePmeasurementsPused
235.5PcubicPfeetP-PcorrectPanswer-
HowPmuchPmaterialPwillPitPtakePtoPfillPupPthreeProundPholesPdrilledPintoPthePgroundP25PfeetPdeepPandP2Pfee
tPinPdiameter?
A.P235.5PcubicPfeet
B.P180.5PcubicPfeet
C.P150.2PcubicPfeet
D.P100.7PcubicPfeet
TelephonePoverPelectricalPconduitPwithPaPseparationPofPatPleastP12"PinPbetweenP-PcorrectPanswer-
WhatPmethodPshouldPbePusedPtoPinstallPelectricalPandPtelephonePconduitPinPthePsamePtrench?
A.PElectricalPoverPtelephonePconduitPwithPaPconcretePbarrierPandP4"PbetweenPthem
B.PElectricalPoverPtelephonePconduitPwithPaPseparationPofPatPleastP12"PinPbetween
C.PTelephonePoverPelectricalPconduitPsecuredPtogetherPeveryP12"P
D.PTelephonePoverPelectricalPconduitPwithPaPseparationPofPatPleastP12"PinPbetween
ThePpavingPisPcutPoutsidePthePditchPlinePbyPaPfewPinchesP-PcorrectPanswer-
WhenPreplacingPpavementPoverPaPtrench,PwhatPisPmeantPbyP"overcutting"?
, A.PAllPwidePspotsPandPbellPholesParePcutPsquarePbeforePpaving
B.PPavingPisPreinstalledPonePinchPthickerPthanPwhatPwasPremoved
C.PThePtrenchPisPbase-pavedPandPcappedPlater
D.PThePpavingPisPcutPoutsidePthePditchPlinePbyPaPfewPinches
4.0Pmg/LP-PcorrectPanswer-WhatPisPthePmaximumPfluoridePlevelPpermittedPinPdrinkingPwater?
A.P2.0Pmg/L
B.P4.0Pmg/L
C.P6.0Pmg/L
D.P8.0Pmg/L
KPandPLP-PcorrectPanswer-
WhenPinstallingPhardPcopperPpipingPunderground,PwhatPtypesPofPpipingPshouldPaPcontractorPuse?
A.PKPandPL
B.PKPandPM
C.PLPandPM
D.PMPandPDWV
ToPremovePcalciumPandPmagnasiumP-PcorrectPanswer-WhatPisPthePfunctionPofPaPcationPexchangePunit?
A.PToPoxidizePironPfroPthePwater
B.PToPremovePcalciumPandPmagnesium
C.PToPreducePdissolvedPsolids
D.PToPincreasePpH
640Psq.ftP-PcorrectPanswer-HowPmanyPsquarePfeetPofPthePtileParePneededPforPanPareaPthatPmeasuresP2-
1/2"PbyP4"PonPaPplanPthatPisPdrawnPtoPanP1/8"Pscale?