MIST 4630 FINAL EXAM PREPARATION TEST BANK CONTAINING 400 FINAL EXAM PRACTICE QUESTIONS AWS QS AND QUIZZES MIST 4630 FINAL EXAM PREP (NEW!)

MIST 4630 Exam 1 questions with correct ans
g g g g g g g


wers g




DefinitiongofgCloudgComputingg-gANSWER-thegon-
demandgdeliverygofgcomputegpower,gdatabase,gstorage,gapplications,gandgothergITgresourcesgviagthegin
ternetgwithgpay-as-you-gogpricing



Wheregaregthegresourcesgforgcloudgcomputinggcominggfrom?g-gANSWER-
Resourcesgaregrungongservergcomputersglocatedginglargegdatagcentersgaroundgthegworld.gCompaniesglik
egAWSg(servicegprovider)gowngthegcomputers



Whatgaregthegthreegservicegmodelsgofgcloudgcomputinggingordergfromghavinggmostgtogleastgcontrolgove
rgyourgowngITgresourcesg-gANSWER-Iaas,gPaas,gSaas



IaaSg(InfrastructuregasgagService)g-gANSWER-
basicgbuildinggblocksgforgcloudgITgandgtypicallygprovidegyougwithgaccessgtognetworkinggfeatures,gcompu
tersg(virtualgorgonghardware),gandgdatagstoragegspace.g

-ghighestglevelgofgcontrolgovergyourgITgresources

-gmostgsimilargtogexistinggITgresourcesgthatgmostgITgdepartmentsgaregfamiliargwithgtoday



PaaSg(PlatformgasgagService)g-gANSWER-
reducegthegneedgforgyougtogmanagegthegunderlyingginfrastructureg(usuallyghardwaregandgoperatinggsys
tems)gandgenablegyougtogfocusgongthegdeploymentgandgmanagementgofgyourgapplications



SaaSg(SoftwaregasgagService)g-gANSWER-
providesgyougwithgagcompletedgproductgthatgthegservicegprovidergrunsgandgmanages.g

-gusuallygrefersgtogend-usergapplications

-
gex.gwebgbasedgemail:gyougcangsendgandgreceivegemailgwithoutgmanaginggfeaturegadditionsgorgmaintai

ninggserversgandgoperatinggsystems



Whatgaregthegthreegmaingcloudgdeploymentgmodels?g-gANSWER-Cloud,gHybrid,gOn-premises

,Cloudgdeploymentgmodelg-gANSWER-
Fullygdeployedgingthegcloudgandgallgpartsgofgthegapplicationgrungingthegcloud.

-ghavegeithergbeengcreatedgingthegcloudgorghavegbeengmigratedgfromgangexistingginfrasturcture

-gcangbegbuiltgonglowgorghighglevelginfrastructuregpieces



HybridgDeploymentgModelg-gANSWER-
Agwaygtogconnectginfrastructuregandgapplicationsgbetweengcloud-
basedgresourcesgandgexistinggresourcesgthatgaregnotglocatedgingthegcloud.

-gmostgcommongisgbetweengcloudgandgexistinggon-premisesginfrastructure

-
genablesgangorganizationgtogextendgandggrowgtheirginfrastructuregintogthegcloudgwhilegconnectinggreso

urcesgtoginternalgsystems



On-premisesgdeploymentgmodelg-gANSWER-
alsogcalledgprivategcloud,gabilitygtogprovidegdedicatedgresourcesgandgusegapplicationgmanagementgandg
virtualizationgtechgtogincreasegresourcegutilization

-gsamegasglegacygITginfrastructuregingmostgcases



HowgisgthegcloudglikegtraditionalgIT?g-gANSWER-Hasgprettygmuchgeverythinggthatgtraditionalghas...

security,gnetworking,gcompute,gstoragegandgdatabase



Securitygingcloudgvsgtraditionalgcomputingg-gANSWER-
AWSgsecurityggroups,gnetworkgaccessgcontrolglistsg(ACLs),gandgAWSgidentitygandgAccessgManagementg(I
AM)garegsimilargtogfirewalls,gaccessgcontrolglistsgandgadministrators



Networkinggingcloudgvsgtraditionalgcomputingg-gANSWER-
ElasticgLoadgbalancinggandgamazongvirtualgprivategcloudg(VPC)garegsimilargtogrouters,gnetworkgpipelines
,gandgswitches



Computegingcloudgvsgtraditionalgcomputingg-gANSWER-
Amazongmachinegimagesg(AMIs)gandgAmazongelasticgcomputegcloudg(AmazongEC2)ginstancesgaregsimila
rgtogon-premisesgservers

, Storagegingcloudgvsgtraditionalgcomputingg-gANSWER-
Amazongelasticgblockgstoreg(EBS),gAmazongElasticgfilegsystemg(EFS),gamazongsimplegstoragegserviceg(S3)
,gandgAmazongrelationalgdatabasegserviceg(amazongRDS)garegsimilargtogdirectgattachedgstorageg(DAS),gs
toragegareagnetworksg(SAN),gnetworkgattachedgstorageg(NAS),gandgagrelationalgdatabasegmanagementg
serviceg(RDBMS)



Primarygadvantagesgofgcloudgcomputingg-gANSWER-
1.gTradegcapitalgexpensegforgvariablegexpenseg(paygonlygwhengyougconsumegandgforghowgmuchgyougco
nsumeginsteadgofginvestinggingdatagcenters)g

2.gBenefitgfromgmassivegeconomiesgofgscaleg(usagegfromglotsgofgcustomersgingthegcloudgallowsgAWSgtog
achieveghighergeconomiesgofgscale,gwhichgtranslatesgtoglowergpay-as-you-gogprices)

3.gStopgguessinggcapacityg(yougcangaccessgasglittlegorgasgmuchgasgyougneed...gdontgriskgbuyinggtoogmuc
hgorgtooglittlegcapacity)

4.gIncreasegspeedgandgagilityg(newgITgresourcesgjustgagclickgaway...gyougcanggetgthemgtogyourgdeveloper
sgwaygfaster)

5.gStopgspendinggmoneygongrunninggandgmaintaininggdatagcentersg(focusgongyourgcustomersgnotginfras
tructure)

6.gGogglobalgingminutesg(yougcangdeploygyourgapplicationgingmultiplegAWSgregionsgaroundgthegworldgin
gjustgagfewgclicks)




Definitiongofgagwebgserviceg-gANSWER-
anygpiecegofgsoftwaregthatgmakesgitselfgavailablegovergtheginternetgandgusesgagstandardizedgformatg(X
ML,gJSON)gforgthegrequestgandgthegresponsegofgangapplicationgprogrammingginterfaceg(API)ginteraction

(clientgrequestgmessage,gwebgservicegsendsgresponsegmessage,gviagthegintenet)



ThreegwaysgtoginteractgwithgAWSg-gANSWER-AWSgManagementgConsole

CommandgLinegInterfaceg(AWSgCLI)

SoftwaregDevelopmentgKitsg(SDKs)



AWSgManagementgconsoleg-gANSWER-Easy-to-useggraphicalginterface

-gmajoritygofgthegfeaturesgofferedgbygAWSgaregfeaturedghere

-gsometimes,gfeaturesgmightgnotghavegallgcapabilitiesgingthegconsolegwhengtheygfirstglaunch