Operator in Training – Water Distribution Exam Questions with 100% Correct Answers (Latest Update)

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Exam (elaborations)

Operator in Training – Water Distribution Exam Questions with 100% Correct Answers (Latest Update)

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5 pages

2025/2026

Institution COMPSCI 1022

Course COMPSCI 1022

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Complete Operator in Training exam study guide for water distribution certification. Covers secondary disinfection, O.Reg. 128/04 and 170/03 regulations, backflow prevention, hydrant maintenance, pump operations, and water quality testing. Verified questions and answers for OIT exam success.

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Operator in Training - Water Distribution Exam
Questions with 100% Correct Answers | Verified |
Latest Update

ImportanceTofTprovidingTsecondaryTdisinfectionT-TCorrectTAnswer-
ToTmaintainTaTpersistantTdisinfectantTresidualTthroughoutTtheTdistributionTsy
stemTtoTprotectTwaterTfromTmicrobiologicakTrecontaimination

WhichTregulationTspecifiesToperatorTtrainingTandTcertificationTrequirementsT-
TCorrectTAnswer-O.Reg.T128/04T-

TCertificationTofTDrinkingTWaterTSystemTOperatorsTandTWaterTQualityTAnaly

sts

WhichTregulationsTaddressesTrequirementsTforTalarmsT-TCorrectTAnswer-
O.TReg.T170/03T-TDrinkingTWaterTsystems

InTcaseTofTadverseTwaterTtestTresults,TwhoTshallTtheToperatorTprovideTimmed
iateTwrittenTandTverbalTnotificationTtoTaccordingTtoTO.Reg.T170/03T-
TCorrectTAnswer-

MedicalTOfficerTofTHealthT(MOH)T,TministryTofTenvironmentTandTclimateTch
ange'sTSpillsTActionTCentreT(SAC)TownerTofTtheTsystem

_______TindicatesTtheTacidityTandTbasicityTofTwater,TonTaTscaleTofT0-14T-
TCorrectTAnswer-pH

concentrationTofTaTsolutionT-TCorrectTAnswer-TheTstrengthTofTaTsolution

, TheTDevelopmentTorTformationTofTcorrosionTproductsT(rust)TonTtheTinsideTof
TanTironTpipeTisTcalled...T-TCorrectTAnswer-Tuberculation

WhatTcanTcauseTcolourTinTsourceTwaterT-TCorrectTAnswer-
IronTandTmanganese

WhatTtypeTofTsourceTwaterTisTmostTlikelyTtoThaveThighTlevelsTofTturbidityTan
dTmicrobiologicalTcontaminationT-TCorrectTAnswer-GroundTWater

WhatTdoesTGUIDTstandTfor?T-TCorrectTAnswer-
GroundwaterTunderTtheTDirectTInfluenceTofTsurfaceTwater

WhatTorganismTcauseTmajorTwater-BourneTdiseaseToutbreaksT-
TCorrectTAnswer-E.TcoliTbacteria

PurposeTofTprimaryTdisinfectionT-TCorrectTAnswer-
AchieveTtheTrequiredTlevelTofTremovalTorTinactivationTofTpathogenicTorganis
ms

WhatTisTtheTprocessTofTaddingTCorineTtoWaterTuntilTtheTquarantineTtheTman
ThasTbeenTsatisfied.TATfurtherTadditionsTofTchlorineTafterTthisTpointTwillTresul

tTinTanTincreaseTinTtheTfreeTchlorineTresidual.T-TCorrectTAnswer-
BreakpointTchlorination

WhatTisTusedTtoTremoveTlargeTdebrisTfromTrawTwaterTisTjustTlogsTfishTandTot
herTunwantedTmaterialsT-TCorrectTAnswer-Screens

PumpsTthatTtransferTsurfaceTwaterTtreatmentTplantTareTknownTasT-
TCorrectTAnswer-LowTlifts

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Uploaded on: March 14, 2026
Number of pages: 5
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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