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Amazon DBS-C01 Exam - All You Need to Know - PassExam4Sure

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Amazon DBS-C01 Exam - All You Need to Know - PassExam4Sure

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  1. Amazon DBS-C01 Exam AWS Certified Data base - Specialty Questions & Answers Demo https://www.passexam4sure.com/amazon/dbs-c01-dumps.html

  2. Questions&AnswersPDF Page2 Version:5.0 Question:1 Acompanyhasdeployedane-commercewebapplicationinanewAWSaccount.AnAmazonRDSfor MySQLMulti-AZDBinstanceispartofthisdeploymentwithadatabase-1.xxxxxxxxxxxx.us-east- 1.rds.amazonaws.comendpointlisteningonport3306.Thecompany’sDatabaseSpecialistisabletolog intoMySQLandrunqueriesfromthebastionhostusingthesedetails. WhenuserstrytoutilizetheapplicationhostedintheAWSaccount,theyarepresentedwithageneric errormessage.Theapplicationserversarelogginga“couldnotconnecttoserver:Connectiontimesout” errormessagetoAmazonCloudWatchLogs. Whatisthecauseofthiserror? A.Theusernameandpasswordtheapplicationisusingareincorrect. B.Thesecuritygroupassignedtotheapplicationserversdoesnothavethenecessaryrulestoallow inboundconnectionsfromtheDBinstance. C.ThesecuritygroupassignedtotheDBinstancedoesnothavethenecessaryrulestoallowinbound connectionsfromtheapplicationservers. D.Theusernameandpasswordarecorrect,buttheuserisnotauthorizedtousetheDBinstance. Answer:C Reference:https://forums.aws.amazon.com/thread.jspa?threadID=129700 Question:2 AnAWSCloudFormationstackthatincludedanAmazonRDSDBinstancewasaccidentallydeletedand recentdatawaslost.ADatabaseSpecialistneedstoaddRDSsettingstotheCloudFormationtemplateto reducethechanceofaccidentalinstancedatalossinthefuture. Whichsettingswillmeetthisrequirement?(Choosethree.) A.SetDeletionProtectiontoTrue B.SetMultiAZtoTrue C.SetTerminationProtectiontoTrue D.SetDeleteAutomatedBackupstoFalse E.SetDeletionPolicytoDelete F.SetDeletionPolicytoRetain

  3. Questions&AnswersPDF Page3 Answer:ACF Reference:https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-attribute- deletionpolicy.html https://aws.amazon.com/premiumsupport/knowledge-center/cloudformation-accidental-updates/ Question:3 ADatabaseSpecialististroubleshootinganapplicationconnectionfailureonanAmazonAuroraDB clusterwithmultipleAuroraReplicasthathadbeenrunningwithnoissuesforthepast2months.The connectionfailurelastedfor5minutesandcorrecteditselfafterthat.TheDatabaseSpecialistreviewed theAmazonRDSeventsanddeterminedafailovereventoccurredatthattime.Thefailoverprocesstook around15secondsto complete. WhatistheMOSTlikelycauseofthe5-minuteconnectionoutage? A.Afteradatabasecrash,Auroraneededtoreplaytheredologfromthelastdatabasecheckpoint B.Theclient-sideapplicationiscachingtheDNSdataanditsTTLissettoohigh C.Afterfailover,theAuroraDBclusterneedstimetowarmupbeforeacceptingclientconnections D.TherewerenoactiveAuroraReplicasintheAuroraDBcluster Answer:C Question:4 AcompanyisdeployingasolutioninAmazonAurorabymigratingfromanon-premisessystem.TheIT departmenthasestablishedanAWSDirectConnectlinkfromthecompany’sdatacenter.Thecompany’s DatabaseSpecialisthasselectedtheoptiontorequireSSL/TLSforconnectivitytopreventplaintextdata frombeingsetoverthenetwork.Themigrationappearstobeworkingsuccessfully,andthedatacanbe queriedfromadesktopmachine. TwoDataAnalystshavebeenaskedtoqueryandvalidatethedatainthenewAuroraDBcluster.Both AnalystsareunabletoconnecttoAuror a.TheirusernamesandpasswordshavebeenverifiedasvalidandtheDatabaseSpecialistcanconnect totheDBclusterusingtheiraccounts.TheDatabaseSpecialistalsoverifiedthatthesecuritygroup configurationallowsnetworkfromallcorporateIPaddresses. WhatshouldtheDatabaseSpecialistdotocorrecttheDataAnalysts’inabilitytoconnect? A.RestarttheDBclustertoapplytheSSLchange. B.InstructtheDataAnalyststodownloadtherootcertificateandusetheSSLcertificateonthe connectionstringtoconnect. C.AddexplicitmappingsbetweentheDataAnalysts’IPaddressesandtheinstanceinthesecuritygroup assignedtotheDBcluster.

  4. Questions&AnswersPDF Page4 D.ModifytheDataAnalysts’localclientfirewalltoallownetworktraffictoAWS. Answer:D Question:5 Acompanyisconcernedaboutthecostofalarge-scale,transactionalapplicationusingAmazon DynamoDBthatonlyneedstostoredatafor2daysbeforeitisdeleted.Inlookingatthetables,a DatabaseSpecialistnoticesthatmuchofthedataismonthsold,andgoesbacktowhentheapplication wasfirstdeployed. WhatcantheDatabaseSpecialistdotoreducetheoverallcost? A.CreateanewattributeineachtabletotracktheexpirationtimeandcreateanAWSGlue transformationtodeleteentriesmorethan2daysold. B.CreateanewattributeineachtabletotracktheexpirationtimeandenableDynamoDBStreamson eachtable. C.Createanewattributeineachtabletotracktheexpirationtimeandenabletimetolive(TTL)oneach table. D.CreateanAmazonCloudWatchEventseventtoexportthedatatoAmazonS3dailyusingAWSData PipelineandthentruncatetheAmazonDynamoDBtable. Answer:A Demo Question DBS-C01 Dumps PDF

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