In simple words, cloud computing is delivery of resource, IT environments that enable on-demand services like computing, storage, networking, which can be accessed over the Internet using a cloud provider.
Advantages of Cloud Computing
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Agility
Being able to implement technology services in a short time, being able to expand activities to new geographic regions. -
Elasticity
You provision the amount of resources actually needed, being able to increase or decrease the amount of resources that will be needed. -
Cost savings
Expenses are equivalent only to the IT consumed
Types of Cloud Computing
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(IaaS) = infrastructure as a service
Instead of physically purchasing and managing servers, companies can rent these resources from a cloud provider such as: Virtual Servers, Operating Systems, Storage -
(PaaS)= plataform as a service
Deliver development environments so that developers can create and manage applications. PaaS allows companies to focus on software development while the cloud provider manages the infrastructure. ex: azure, aws, heroku -
(SaaS)= software as a service
software distribution where applications are hosted by a service provider and made available over the internet, and can be accessed via the web such as: netflix, google drive, dropbox
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