a model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources that can be rapadily provisioned and released with minimual management effort or service provider interraction
Classic Data Center (CDC)
abstracts physical resources, such as compute, storage, and network, to function as logical resources.
a computer program that provides the logic for computing operations. Applications may use a DBMS, which uses operating system services, to perform store/retrieve operations on storage devices.
Database Management System (DBMS)
provides a structured way to store data in logically organized tables that are interrelated. A DBMS optimizes the storage and retrieval of data.
a resource that runs applications with the help of underlying computing components.