【精品】浅谈云计算(英文版)

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1、AReviewOfCloudComputingTeammembers:许慧平赵曼刘强罗宾2012年3月22日AReviewOfCloudComputingAbstract:cloudcomputingisakindofsupercalculationmodebasedonInternet.Forthecategoryofcloudcomputing,thispaperconcludestheconceptofcloudcomputing,emergingbackground,thepresentmainapplications,thefuturedevelop

2、mentoftheprospectandthepresent'sproblems.Keywords:cloudcomputing;dataprocessing;distributedcomputing;Internet1.ProducingofCloudComputing1.1whatiscloudcomputingTheproducingofCloudcomputinghasabigbackgroundinevitability.First,thedevelopmentofCommunicationandInternetisfasterthanthedeve

3、lopmentofComputer.ThatsituationoffersasoilforgrowingofCloudcomputer.Second,Softwareengineeringchangedthewayoffaceingtheservicesuchasfacingmachine,languageandmiddlewareintothewayoffacingserviceandneed.ThatmadeSAAS(SoftwareasaService)tocometrue.Third,theusersbeginningtopaycloseattenti

4、ontocorebusinessmoreandmore.Theydon'tneedtobecomeareal"Amateurengineers".ItiswhattheCloudcomputerbroughttheimportantchangingonthewayofusingITfacilityforusers.Cloudcomputingisaresourcedeliveryandusagemodel,itmeansgetresource(Hardware,software)vianetwork.Thenetworkofprovidingresourcei

5、scalled'CloucT.Thehardwareresourceinthe“Cloud'seemsscalableinfinitelyandcanbeusedwhenever・1.1Theprincipleofcloudcomputing1.2.1threemethodofcalculation:ParallelprocessingParallelprocessingcomputersystemcanperformacalculationoftwoormoreprocessors.Processorscanworksimultaneouslyondiffe

6、rentaspectsofthesameprogram.Fortheuseofparallelprocessing,itcanbesaidofaprogramexecutedonnprocessorsspeedmaybeperformedonasingleprocessorspeedntimes・DistributedprocessingDistributedprocessingsystemwillbeindifferentlocationsormultiplecomputerswithdifferentfunctionsordifferentdatacomm

7、unicationsnetworklinkingunderthecontrolofthecontrolsystemofunifiedmanagementandcoordinationtocompletethecomputersystemforinformationprocessingtasks.GridcomputingGridcomputingisaccompaniedbytheInternetandtherapiddevelopmentofthenewcomputingmodel,specificallyforcomplexscientificcalcul

8、ations.Thiscomputin