Answer:
Cloud computing
Explanation:
Cloud computing refers to the process of making computer system resources like computing power and data storage available to user on-demand without requiring the user to manage them himself. The computer system resources include servers, applications, networks, services, storage, and others.
It allows data center to be available over the internet to a large number of users.
Cloud computing involves employing a network of remote servers which are hosted on the Internet for processing, storing, and managing data, instead of using a personal computer or a domestic server. Its aim is to ensure a coherence and economies of scaled through resources sharing.
There are two types of cloud computing: enterprise clouds, which its use can be restricted to just one organisation; and public cloud, which is meant for many organisation.