The concept of cloud computing refers to the use of memory and storage-and-calculation capacities of computers and servers, shared and interconnected through the Internet, following the principle of grid computing.
An operational system available on the Internet from any computer, anywhere, can have access to information, files and programs in one system, regardless of platform.
The data storage is done in services that can be accessed from anywhere in the world, anytime, with no need to install software or store data. Access to programs, services and files is remote, via the Internet – hence the allusion to the cloud. The use of this model (environment) is more viable than the use of physical drives.
Below are the main advantages of cloud computing: