In Software As A Service Or Saas Which Items Are Managed By The Provider. IaaS is about managing computing resources in the cloud servers hardware software networks and other infrastructure components and everything is managed by the cloud providers. In a nutshell a SaaS vendor hosts maintains and upgrades its software on its own servers and your employees access it via the Internet.
Therefore THINKstrategies defines SaaS as the delivery of a software application as a service via the web. Managed services are different. Software as a service SaaS includes a wide range of arrangements providing web-based delivery of applications managed by a third-party vendor.
Software as a service SaaS Software as a service SaaSis a software distribution model in which a third-party provider hosts applications and makes them available to customers over the Internet.
Platform as a service PaaS involves a third party providing a framework for a team of software developers to create and manage customized applications. Infrastructure as a service IaaS involves a third party providing on. In THINKstrategies view customers subscribe to SaaS in order to acquire an IT or business functionality. Therefore THINKstrategies defines SaaS as the delivery of a software application as a service via the web.