MSSC MAINTENANCE AWARENESS
PRACTICE TEST QUESTIONS WITH
CORRECT ANSWERS 2025/2026
AAburnAorApungentAodorAofAoilAindicatesA-AcorrectAanswersexcessiveAtemperature
AAChainAshouldAbeAreplacedAwhenAitsAlengthAbecomesA______longerAthanAtheAoriginalAlength.A-
AcorrectAanswers3Apercent
AAcommonAsignAofAaAmisalignedAcouplingAisA_____________.A-AcorrectAanswersexcessiveAvibration
AAmultimeterAisAaAmultipurposeAdeviseAthatAcanAmeasureA-
AcorrectAanswersvoltage,Acurrent,AandAresistance
AApowerAdiagramAisAusedAinAadditionAtoAaAladderAdiagramAtoAdetermine_________.A-
AcorrectAanswersAllAofAtheseA(HowAtheAinputAfunctionsAonAtheAmachine,ATheAsequenceAofAoperations,A
HowAtheAoutputAfunctionsAonAtheAmachine)
AApowerAtoolAhasAtheAgroundAprongAbrokenAoffAofAtheAplugAonAtheApowerAcord.AWhatAshouldAbeAdone
?A-AcorrectAanswersRemoveAtheApowerAtoolAfromAservice
AAshaftAcouplingAmayAbeAoutAofAroundAifAdialAindicatorAshowsA_____________.A-
AcorrectAanswersanyAmovement
AAsightAglassAinAaAreservoirAusuallyAindicatesAtheA______AofAfluid.A-AcorrectAanswerslevel
AAtoolAshouldAbeAsharpenedA-AcorrectAanswersWhenAanAunacceptableAsurfaceAfinishAisApresent
AAviscosAmeterAisAaAdeviceAusedAforAmeasuringAtheAviscosityAofAanAoilAandAisAgenerallyA_______Aaccura
te.A-AcorrectAanswers95%-99%
AAwellAdesignedAworkstationAplacesAtoolsAandAequipmentAwhereAtheyAcanAbeA-
AcorrectAanswersavailableAwithAminimumAstress
AAworkstationAshouldAbeAdesignedAtoAminimizeAmotionsAthatAcanA-
AcorrectAanswerscauseArepetitive/AstressAinjuries
AllAdocumentationAofApreventiveAmaintenanceAshouldAbeAkeptA-
AcorrectAanswersinAaAdesignated,AsafeAandAsecureAlocation
AnAelectricalAdiagramAthatAarrangesAwiresAofAaAcircuitAintoAorderArowsAisAcalledAa(n)A_____________.A-
AcorrectAanswersladderAdiagram
AnAemployeeAcomeAtoAworkAonAaArainyAdayAandAfindsAwaterAdrippingAonAtoolsAinAtheirAworkstation.AW
hatAshouldAtheAemployeeAdoAfirst?A-AcorrectAanswersreportAtheAsituationAtoAtheAsupervisor
BecauseAdialAindicatorsAareAfairlyAdelicate,AtheyAshouldA_________AduringAadjustmentAofAtheAmotorAp
osition.A-AcorrectAanswersbeAremoved
BeforeAadjustingAmotorApositionAduringAaAshaftAalignmentAalwaysAmakeAsureAtoAremoveAtheA________
_____.A-AcorrectAanswersdialAindicator
BothAanalogAandAdigitalAvoltmetersAmeasureA-AcorrectAanswersPotentialAdifference
, CircuitAtestersAdetermineAifA______AelectricityAisApresent.A-AcorrectAanswersAC
DailyAmaintenanceAinvolvesAdailyArecordsAbecauseA-
AcorrectAanswersRecurringAeventsAcanAbeAanalyzedAtoAtroubleshootAproblemsARecordsAindicateAhowAl
ongAaAmachineAwillArunAwithoutAlubrication
DevisesAcalledA____________AoftenAserveAasAtheAbrainsAofAtheAautomatedAmachine.A-
AcorrectAanswersrelays
DocumentationAthatAshouldAbeAkeptAregardingAaAspecificApieceAofAequipmentAincludesA-
AcorrectAanswersmaintenanceAlog
FeelerAgauge,Arulers,AheightAgaugesAandAdialAindicatorsAareAcommonlyAusedAforAwhichAtask?A-
AcorrectAanswersalignmentAofAindustrialAmachines
ForApurposesAofAanAoilAanalysis,AoneAimportantAcategoryAofAinformationAwillAbeAtheA-
AcorrectAanswersOilAviscosity
GasAcylindersAneedAtoAbeAchainedAsecurelyAtoAkeepAthemA-
AcorrectAanswersfromAfallingAorAtippingAover
HeavyAaxialAloadsAareAbetterAhandledAbyA________?A-AcorrectAanswersangularAcontactAbearings
HighAtemperatureAcanA_____________AofAaAbearing.A-AcorrectAanswerslimitAlife
HousekeepingAinspectionsAandAauditsAshouldAincludeA-
AcorrectAanswersUnbiasedAauditorsAorAinspectors
HowAisAaAcamAlikelyAtoAbeAmountedAonAaAshaft?A-AcorrectAanswerswelded
HowAmanyAextensionAcordsAareApermittedAtoArunAacrossAtheAfloorAofAaAworkstation?A-
AcorrectAanswers0
IfAaAcompanyAdoesAfollow-upAworkAafterAaAPMAthatAisAconsideredA________maintenance.A-
AcorrectAanswersreactive
IfAaAmachineAisAexpectedAtoAhaveAdowntimeAforAseveralAshifts,AtheAappropriateAcommunicationAbetwe
enAshiftsAforALockout/TagoutAproceduresAisA-
AcorrectAanswersverifyAenergyAstateAonAmachine,AthenAchangeAlocks
IfAaAmotorAstartsAblowingAfusesAorAtrippingAthermals,AtheAmostAlikelyAcauseAisA-
AcorrectAanswersAnAoverloadAmotor
IfAaAtechnicianAhasAunwiredAaAmotorAfromAaAdisconnectAandAtheAcircuitAbreakerAstillAtrips,AtheAnextAlog
icalAstepAisAtoA______AandAseeAifAtheAbreakerAtripsAagain.A-AcorrectAanswersreplaceAtheAcircuitAbreaker
IfAsuspendedAmetalAproductsAwereAfoundAinAoilAanalysis,AitAwouldAindicateA-
AcorrectAanswersBearingAproblems
InAaAPMAaudit,AtheA_____AwouldAlikelyAbeAnegativelyAimpactedAifAthereAwereAaAlargeAnumberAofAunco
mpletedAPMAworkAorders.A-AcorrectAanswerscriticalApath
ItAisAimportantAtoAhaveAa/anA____________AtoAcompleteAtheAPMAworkAonAaAmachineA-
AcorrectAanswerscompletionAdate
PRACTICE TEST QUESTIONS WITH
CORRECT ANSWERS 2025/2026
AAburnAorApungentAodorAofAoilAindicatesA-AcorrectAanswersexcessiveAtemperature
AAChainAshouldAbeAreplacedAwhenAitsAlengthAbecomesA______longerAthanAtheAoriginalAlength.A-
AcorrectAanswers3Apercent
AAcommonAsignAofAaAmisalignedAcouplingAisA_____________.A-AcorrectAanswersexcessiveAvibration
AAmultimeterAisAaAmultipurposeAdeviseAthatAcanAmeasureA-
AcorrectAanswersvoltage,Acurrent,AandAresistance
AApowerAdiagramAisAusedAinAadditionAtoAaAladderAdiagramAtoAdetermine_________.A-
AcorrectAanswersAllAofAtheseA(HowAtheAinputAfunctionsAonAtheAmachine,ATheAsequenceAofAoperations,A
HowAtheAoutputAfunctionsAonAtheAmachine)
AApowerAtoolAhasAtheAgroundAprongAbrokenAoffAofAtheAplugAonAtheApowerAcord.AWhatAshouldAbeAdone
?A-AcorrectAanswersRemoveAtheApowerAtoolAfromAservice
AAshaftAcouplingAmayAbeAoutAofAroundAifAdialAindicatorAshowsA_____________.A-
AcorrectAanswersanyAmovement
AAsightAglassAinAaAreservoirAusuallyAindicatesAtheA______AofAfluid.A-AcorrectAanswerslevel
AAtoolAshouldAbeAsharpenedA-AcorrectAanswersWhenAanAunacceptableAsurfaceAfinishAisApresent
AAviscosAmeterAisAaAdeviceAusedAforAmeasuringAtheAviscosityAofAanAoilAandAisAgenerallyA_______Aaccura
te.A-AcorrectAanswers95%-99%
AAwellAdesignedAworkstationAplacesAtoolsAandAequipmentAwhereAtheyAcanAbeA-
AcorrectAanswersavailableAwithAminimumAstress
AAworkstationAshouldAbeAdesignedAtoAminimizeAmotionsAthatAcanA-
AcorrectAanswerscauseArepetitive/AstressAinjuries
AllAdocumentationAofApreventiveAmaintenanceAshouldAbeAkeptA-
AcorrectAanswersinAaAdesignated,AsafeAandAsecureAlocation
AnAelectricalAdiagramAthatAarrangesAwiresAofAaAcircuitAintoAorderArowsAisAcalledAa(n)A_____________.A-
AcorrectAanswersladderAdiagram
AnAemployeeAcomeAtoAworkAonAaArainyAdayAandAfindsAwaterAdrippingAonAtoolsAinAtheirAworkstation.AW
hatAshouldAtheAemployeeAdoAfirst?A-AcorrectAanswersreportAtheAsituationAtoAtheAsupervisor
BecauseAdialAindicatorsAareAfairlyAdelicate,AtheyAshouldA_________AduringAadjustmentAofAtheAmotorAp
osition.A-AcorrectAanswersbeAremoved
BeforeAadjustingAmotorApositionAduringAaAshaftAalignmentAalwaysAmakeAsureAtoAremoveAtheA________
_____.A-AcorrectAanswersdialAindicator
BothAanalogAandAdigitalAvoltmetersAmeasureA-AcorrectAanswersPotentialAdifference
, CircuitAtestersAdetermineAifA______AelectricityAisApresent.A-AcorrectAanswersAC
DailyAmaintenanceAinvolvesAdailyArecordsAbecauseA-
AcorrectAanswersRecurringAeventsAcanAbeAanalyzedAtoAtroubleshootAproblemsARecordsAindicateAhowAl
ongAaAmachineAwillArunAwithoutAlubrication
DevisesAcalledA____________AoftenAserveAasAtheAbrainsAofAtheAautomatedAmachine.A-
AcorrectAanswersrelays
DocumentationAthatAshouldAbeAkeptAregardingAaAspecificApieceAofAequipmentAincludesA-
AcorrectAanswersmaintenanceAlog
FeelerAgauge,Arulers,AheightAgaugesAandAdialAindicatorsAareAcommonlyAusedAforAwhichAtask?A-
AcorrectAanswersalignmentAofAindustrialAmachines
ForApurposesAofAanAoilAanalysis,AoneAimportantAcategoryAofAinformationAwillAbeAtheA-
AcorrectAanswersOilAviscosity
GasAcylindersAneedAtoAbeAchainedAsecurelyAtoAkeepAthemA-
AcorrectAanswersfromAfallingAorAtippingAover
HeavyAaxialAloadsAareAbetterAhandledAbyA________?A-AcorrectAanswersangularAcontactAbearings
HighAtemperatureAcanA_____________AofAaAbearing.A-AcorrectAanswerslimitAlife
HousekeepingAinspectionsAandAauditsAshouldAincludeA-
AcorrectAanswersUnbiasedAauditorsAorAinspectors
HowAisAaAcamAlikelyAtoAbeAmountedAonAaAshaft?A-AcorrectAanswerswelded
HowAmanyAextensionAcordsAareApermittedAtoArunAacrossAtheAfloorAofAaAworkstation?A-
AcorrectAanswers0
IfAaAcompanyAdoesAfollow-upAworkAafterAaAPMAthatAisAconsideredA________maintenance.A-
AcorrectAanswersreactive
IfAaAmachineAisAexpectedAtoAhaveAdowntimeAforAseveralAshifts,AtheAappropriateAcommunicationAbetwe
enAshiftsAforALockout/TagoutAproceduresAisA-
AcorrectAanswersverifyAenergyAstateAonAmachine,AthenAchangeAlocks
IfAaAmotorAstartsAblowingAfusesAorAtrippingAthermals,AtheAmostAlikelyAcauseAisA-
AcorrectAanswersAnAoverloadAmotor
IfAaAtechnicianAhasAunwiredAaAmotorAfromAaAdisconnectAandAtheAcircuitAbreakerAstillAtrips,AtheAnextAlog
icalAstepAisAtoA______AandAseeAifAtheAbreakerAtripsAagain.A-AcorrectAanswersreplaceAtheAcircuitAbreaker
IfAsuspendedAmetalAproductsAwereAfoundAinAoilAanalysis,AitAwouldAindicateA-
AcorrectAanswersBearingAproblems
InAaAPMAaudit,AtheA_____AwouldAlikelyAbeAnegativelyAimpactedAifAthereAwereAaAlargeAnumberAofAunco
mpletedAPMAworkAorders.A-AcorrectAanswerscriticalApath
ItAisAimportantAtoAhaveAa/anA____________AtoAcompleteAtheAPMAworkAonAaAmachineA-
AcorrectAanswerscompletionAdate