Digital Transformation for Chiefs and Owners. Volume 1. Immersion. Dzhimsher Chelidze
to cover loads during the peak or to suffer from «brakes» and «glitches» of the system, to risk «falling» with data loss. This is the provider’s task, and it will fulfill it better. Plus, the principle of separation of responsibility is included, and data preservation is its task.
– Information availability in the office, at home and on business trips. This allows you to work more flexibly and efficiently, hire people from other regions.
There are many cloud technology models: SaaS, IaaS, PaaS, CaaS, DRaaS, BaaS, DBaaS, MaaS, DaaS, STaaS, NaaS. Let’s talk a little bit more about them.
– SaaS (Software as a Service) – Software as a service.
The client receives software via the Internet: mail services, cloud version 1C, Trello and so on. You can list it endlessly.
– IaaS (Infrastructure as a Service) – infrastructure as a service.
Provision of virtual servers, hard disks and any IT infrastructure for rent. It’s basically a replica of physical infrastructure, but you don’t have to buy it.
– PaaS (Platform as a Service) – Platform as a service.
Rent a full-fledged virtual platform, including both «iron» and database management systems, security systems and so on. The service is very popular with software developers.
These are the three most popular models that everyone should know about. And to better understand the details, consider the simple scheme below.
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