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1、AdvantagesofCloudComputingArunKumar1. AnIntroductiontoCloudComputing1 Bciorvtalkingabouttheadvantagesofcloudcomputing.Ict,slookatwhatcloudcomputingisanditsvarioustypes.Cloudcomputingoffersseveraladvantagesbyallowingyoutouseservicesthatincludeinfrastructure,applications,and/orstoragespaceforanominalf
2、ee.AstheseSCrViCCSarecreatedandofferedby(hecloudserviceprovider,youneednotpurchaseadditiomlinf11slruclureforuseatyourownpremises(servers,applicationprograms.OPCnningsystems,etc.).2 Onecandefinecloudcomputingasapay-per-usemodelforenablingon*denandaccess(oreliableandconfigurableresourcesthatcanbequick
3、lypnvisioncdandreksedWithminimalconsumerinvolvementintermsofnunagc11cnt.Youpayonlyfortheresourcesyouuse.YouneednosuitIhcirneeds.Theclients(endUseni)however,cannotchangeormodifythesoftware.Mozy3isanexampleofSaaS.ItisbasicallyabackupSerViCCthatOfrCrSasoftwaretohelppeoplebackuptheir(hta.Thus,youcanuse(
4、hescr,iccwithoutactuallyhaving(ocodeorbuythesoftware.Youjusthavetopayan】Ofnhlyorannualfeetousetheservice.6 PaaS4(PlatfomiasaService):Offersaplatformtoclientsfordifferentpurposes.Forexample,(heWiixlowsAzure5offersaPlaIfOrm(oJevelopeis(obuild,tes,andhostapplicationsthatcanbeaccessedbytheendusen.Theend
5、usersmayrmaynotknowthattheapplicationishostedonthecloud.Asmentionedearlier,thestoragespaceforuserdatamaybeincreasedordecreasedpertherequirementofhcapplications.AswithIhCSaaS,youdonotneedtobuildtheplatform.Youjustpayanominalfeeforusingtheservice.7 laaS6(InfrastructureasaSen*ice):Offersinfrastncturcon
6、demand.TheinfrastructurecanbeanythingtTonstorageserverstoapplicationstooperatingsystems.Office3657offersacombinationoftheseinfrasrcureandfallsunderthiscategory.WithOffice365.youcangetplentyofapplicationsalongWiIhstoragespace.BuyingIntraslruclureorrentingiloutintraditionalmodelscanbeveryexpensive.Whe
7、nyouoptforIaaS.yousavealotonexpenses,space,andpersonnelrequiredtosetupandmaintaintheinfraMruc(urc.Thecloudserviceprovidertakescareofsettingupandmaintainingtheinfras11ciure.Youjustpayafeetouseitperyourrequirements.8 Asyoucansee,therearcnumerousadvantagesofcloudcomputing,themostbasiconesbeingremoteacc
8、essibility,lowercosts,andquickre-xovisions.3. GreenComputing9 Thissectiontalksaboutadvantagesofcloudcomputingundergreencompiling.Greencomputingcanbedefinedasenergyefficientusageofcomputingresources.MgofthecomputerstodayarcEnergyStarHcertilied.,I*hcyarcdesignedtoreducetheconsumptionofelectricitywhile
9、alsoreducingemissionsthatdamage(heCnVinOnmCn1.Takingtheadvantagesofcloudcomputingfurtherco11ribuiescogreencomputing.IOAscloudcomputingcanalwaysbeusedtorc-provisioningofresources,whenyouneedtoexpand,youneednotbuy(heinfrasiructurc(oincreaseIhCcarbonemissionsbywayofusingInOreelec(riciiytocooloff(becomp
10、uterresources.Yocanjustexpandtothecloudouse(hepne-buillresourcestoslopIhCincreaseinelectricityusagealyourend.Youalsoneednotaddclingcomponentstherebyreducingthehazardousemissions.Thus,yousavetheenvironmentwhilealsosavingontheexpensesincurredduetoademandforexpansion.11 Theexpansioncanbeassmallaswritin
11、gacodeforyourbusiness.ThereareSeVenIlgenericsoftwareavailablethroughSaaS.Youcanusetheonethatsuitsyourcompanyorpersonalneeds.Thissavesyou(hetroubleofaddingoneormorecomputerstoyourinfrastructureforthepurposeofstoring(hedatabase(三)usedbyIhecode.Thiskeepsacheckonyourelectricityusage,(herebycontributingt
12、ogreencomputing.12 Cloudcomputingalsoallowsyoutoletyouremployeestelecommute.ThismeanslargesavingswhilecontributingIieavilytoenvironmentallyfriendlygn?encomputing.Youremployeescanaccessthecloudpublicrp11va(e-fromanycomeroftheworldandcanworkfnmtheirhomes.Thismeanstheyneednotdrivetothebusinesspremises.
13、Thissavesthemfuelandreducescarbonemissions,whichinturn,savestheenvironment.Youcanalsocutdownthenumberofelectronicdeviceswhenyouremployeesavtelecommuting.Youuselesscomputersandothermachinery,whichmeansreducedusageofelectricity.Ifyouuselesscompulenandservers,youalsocutdownonclingresources,whichreducebothelectricityusageandcarbonemissionsagaincontributingtoIhCenvironmentandgreencomputing.4. Conclusion13 Therearcseveralivancagcsofcloudcomputingasevidencedbytheabovediscussion.Heresasummary:14 RemoteAccessibility:
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