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NFPA questions with correct answers

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Exam of 20 pages for the course MEDICAL GAS CERTIFICATION PRE-TEST at MEDICAL GAS CERTIFICATION PRE-TEST (NFPA)

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MEDICAL GAS CERTIFICATION PRE-TEST
Course
MEDICAL GAS CERTIFICATION PRE-TEST

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Uploaded on
March 17, 2025
Number of pages
20
Written in
2024/2025
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Exam (elaborations)
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NFPA-99: PRACTICE TEST QUESTIONS
WITH CORRECT ANSWERS 2025/2026
UnderAwhichAofAtheseAconditionsAshallAtheAinstrumentAAirAReserveAheaderAcylindersAbeApermi
ttedAtoAbeAstoredAwithAtheAinstrumentAairAcompressor?

A)AtheAmechanicalAequipmentAroomAdoesAnotAcontainAaAboiler.A

B)AtheAmedicalAairAcompressorsAareAinAtheAsameAroom.

C)AtheAonlyAmotor-drivenAmachineryAinAtheAroomAisAforAinstrumentAairAequipment.

D)AtheAroomAisAsecuredAwithAlockableAdoors.A-AcorrectAanswersC)ATheAonlyAmotor-
drivenAmachineryAinAtheAroomAisAforAtheAinstrumentAairAequipment

RiserAvalvesAareAthoseAvalvesAlocatedAwhere?

A)AadjacentAtoAtheAmainAriserAdownstreamAofAanyAzoneAvalve.

B)AanywhereAinAtheAlateralAbranchesAofAtheApipingAsystem.

C)AinAtheAmainlineAadjacentAtoAtheAbaseAofAtheAriser.

D)AinAtheAriserAadjacentAtoAtheAmainline.A-
AcorrectAanswersD)AInAtheAriserAadjacentAtoAtheAmainAline



WhenAisAtheAinitialApressureAtestAconductedAbyAtheAinstaller?

A)AafterAblowdownAofAtheAdistributionApiping.

B)AafterAinstallationAofAalarmAsensors.

C)AbeforeAblowdownAofAdistributionApiping.

D)AbeforeAinstallationAofAstationAroughAinAassembly.A-AcorrectAanswersA)AAfterAblow-
downAofAtheAdistributionApiping.

InAthoseAportionsAofAsystemsAintendedAtoAhandleAoxygenAatApressureAgreaterAthanA350ApsiAthe
AinterAconnectingAhoseAshallAnotAcontainAwhatAmaterials?



A)Abrass.

B)Acopper

C)Apolymeric

D)AstainlessAsteelA-AcorrectAanswersC)APolymeric

TheAtoolAshownAhereAallowsAtheAinstallerAtoAmechanicallyAlimitAtheAmakeupAdepthAofAtheAfittin
gAtoAbeAbrazed.AUnderAwhatAconditionAisAthisAmethodApermittedAforAtheAinstallationAofAmedica
lAgasApiping?

,A)AonlyAonAfinalAlineAconnectors.

B)AonlyAonAvacuumAsystems.

C)AwhereAonlyABAcupA5AbrazingArodAisAused

D)AwhereAtheAlimitedAmakeupAdepthAisAnotAlessAthanAminimumAcutAdepthAherAANSIA/AASMEAre
commendationsA-
AcorrectAanswersD)AWhereAtheAlimitedAmakeupAdepthAisAnotAlessAthanAminimumAcupAdepthAcu


rrentAANSI\ASMEArecommendation

WhatAisAtheAstandardAgaugeApressureAforAnitrogenAgasAservice?

A)A15A-A30

B)A50A-A55

C)A162A185

D)AitAvariesAwithAsystemAtype.A-AcorrectAanswersC)A50A-A55Apsi

WhatAisAaANFPAA99ArequirementAforAlabelingAofApipesAinAmedicalAgasAsystem?

A)AcolorAcoding

B)AfixedAlabelAwith

C)AlabelAshallAwrapAcompletelyAaroundApipe.

D)AreflectiveAlabelA-AcorrectAanswersA)AColorAcoding

AAwirelessAcommunicationAdeviceAisAemployedAinAaAmedicalAgasAorAvacuumAwarningAsystem.A
whatAtypeAofAsupervisionAisArequiredAforAthisAdevice?

A)AaAvisualAindicatorAShelbyAlocatedAinAmaintenanceAofficerAorAengineeringAdepartment.

B)AthisAdeviceAshallAbeAinstalledAatAtheAmedicalAgasAorAvacuumAsource.

C)AthisAdeviceAshallAbeAlocatedAatAnursesAstation.

D)AthisAdeviceAwillAbeAsupervisedAsuchAthatAfailureAcommunicationAshallAinitiateAanAalarm.A-
AcorrectAanswersD)AThisAdeviceAwillAbeAsupervisedAsuchAthatAfailureAofAcommunicationAshallAin


itateAanAalarm

InAaAfacilityAwhereAMedicalAGasAvacuumAsystemsAareApresentAandAtheAfailureAofAsuchAequipme
ntAorAsystemsAisAlikelyAtoAcauseAanyAmajorAinjuryAorAdeathAtoApatientsAorAcaregiversAthisAsyste
mAshallAbeAdesignedAtoAmeetAwhichAcategoryArequirements?

A)A1

B)A2

, C)A3

D)A4A-AcorrectAanswersA)AcategoryA1

AAfacultyAisAinAtheAplanningAstagesAofAinstallingAanAemergencyAoxygenAserviceAconnectionA(ESO
C).AHowAmanyAfeetAisAtheAminimumAamountAofAclearanceArequiredAaroundAthisAconnection?

A)A1Afoot

B)A3Afeet

C)A5Afeet

D)AClearanceAmustAbeA1-1/2AtimesAtheAwidthAofAtheAauxiliary.A-AcorrectAanswersB)A3Afeet

WoodenArackAforAcylinderAstorageAmayAbeApermittedAunderAwhichAconditions?

A)AtheAwoodenAmustAbeApainted.

B)AtheyAareApermittedAwithAnoAsetAconditionsA.

C)AtheyAmustAbeAlocatedAinAanAareaAwithAfireAsuppressionAsystem.

D)AWoodenAracksAareAnoAlongerApermittedA-
AcorrectAanswersD)AWoodenAracksAareAnoAlongerApermitted



IfAnonmetallicAflexibleAconnectorsAisAbeingAusedAinAaAcategoryA1AhealthcareAfacultyAtoAconnectA
toAtheAmanifoldAtoAtheAgasAdistributionApipingAwhatAisAtheAmaximumAlengthApermittedAforAthe
AflexibleAconnectors?



A)A2.5Afeet

B)A5Afeet

C)ATheyAshallAbeAnoAlongerAnecessary

D)AtheAuseAofAflexibleAconnectorsAisAnotApermitted.A-
AcorrectAanswersC)ATheyAshallAbeAnoAlongerAnecessary



WhatAtypeAofAcopperAtubeAhangerAshallAbeAusedAforApotentiallyAdampAlocations?

A)AcarbonAsteel

B)AcopperAcoated

C)APlasticAcoatedAorAinsulatedAwithAmaterialAthatAwillAbeAnon-absorbentAor

D)AsolidAcopperA-
AcorrectAanswersC)APlasticAcoatedAorAinsulatedAwithAmaterialAthatAwillAbeAnon-absorbent



AApatientAcareAroomAisAanyAroomAofAhealthAcareAfacultyAwhereAinApatientsAareAbeingAintendedA
toAbe?
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