When discussing Cloud Computing and SaaS (Software as a Service), people often think both terms are synonymous with each other. However, this is not true. Cloud Computing is a wider term awhile SaaS is a part/component of it as clarified by this diagram.
- What is Cloud Computing?
The National Institute of Standards and Technology (NIST) defines cloud computing as “a model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources (e.g., networks, servers, storage, applications and services) that can be rapidly provisioned and released with minimal management effort or service provider interaction.”
The word cloud here refers to the internet. Cloud Computing is done whenever you log on to a computer that is outside of your physical location. In other words, resources are made available to you over the internet.
Before the advent of Cloud Computing companies needed their servers and computers right inside their offices. Then a staff member would install a CD on their personal computer and get access to the main server. As a result, the requested data would only be stored on that personal computer.
Now with Cloud Computing what happens is that the data is stored on a remote server by a 3rdparty. These virtual servers are housed in data centers globally.
So now you do not need a personal computer to
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