Cloud Fundamentals

The core ideas behind cloud computing: what it is, how providers structure it, and the myths that trip up beginners.

What Is Cloud Computing? A Plain-English Definition

A plain-English explanation of cloud computing: what it actually means, how it differs from owning a computer, and why the term causes confusion.

Cloud Regions and Availability Zones, Explained

What cloud regions and availability zones actually mean, why providers split the world this way, and how it affects speed and reliability.

What Is Elasticity in Cloud Computing?

Elasticity in cloud computing explained plainly, with a bakery analogy, and how it differs from simple scalability.

The Shared Responsibility Model, Explained

The shared responsibility model explained with an apartment-building analogy: what the cloud provider secures, and what you still have to secure yourself.

Common Cloud Computing Myths, Debunked

Eight common cloud computing myths, and the plainer reality behind each one, for beginners trying to separate fact from marketing.

A Brief History of Cloud Computing

A neutral, beginner-friendly timeline of how cloud computing evolved, from early time-sharing systems to today's public cloud providers.

On-Demand Self-Service: What It Means in the Cloud

On-demand self-service explained: how cloud computing lets you provision resources yourself, instantly, without waiting on IT staff.

Cloud Computing vs. Traditional Hosting: What's the Difference?

A clear, non-promotional comparison of cloud computing and traditional hosting, covering flexibility, setup time, and typical use cases.

Why Small Businesses Are Moving to the Cloud

A neutral, non-promotional look at why small businesses consider cloud computing, with a practical checklist instead of a sales pitch.

See related concepts in the Explorer →