Transitioning from Traditional ITA Revolutionary Shift?The Evolution of Cloud ComputingStarting From Mainframe Centralized ComputeDistributed ComputingThe Move to Consolidated ComputingTransitioning to a Cloud EnvironmentDefinitions of Cloud Computing and “As a Service”Definition of the CloudCharacteristics of a CloudWhere Cloud Characteristics Meet Traditional IT GoalsCloud Deployment ModelsAnalysis and Comparison of Cloud Deployment ModelsPublic CloudPrivate CloudPublic and Private Models ComparedHybrid CloudCommunity CloudCloud Service ModelsIaaSPaaSSaaSOther Cloud Service SubcategoriesWorkplace as a ServiceApplication PublishingDevelopment and Test as a ServiceStorage as a ServiceBackup as a ServiceOther “As a Service” OfferingsPlanning and Architecture Best PracticesPlanning for CloudCloud Deployment ModelsDevelopment and TestingWorkplace as a Service, Remote Desktops, and Application Publishing