Practical Technology

for practical people.

Know your clouds

Private vs. hybrid vs. public and IaaS, SaaS, and PaaS. Here’s my primer on how to start figuring out what’s what with clouds.

First, you do get that a cloud is not just a bunch of servers, right? To refresh your memory, the key difference for users is that cloud computing services are delivered as a utility. Got it? Good.

Moving on, there are three basic ways clouds are presented to users. These are public, private, and hybrid. If anyone can access a cloud service simply by using a credit card or for free — for example, Google’s Gmail, Microsoft’s Office 365, Dropbox file storage, or Amazon Web Services (AWS) — then it’s a public cloud.

Know your clouds. More>

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