Top 10 Container Concepts That Often Confuse Beginners

If you’re just starting with software development or DevOps, you might have come across terms like Container, Docker, Kubernetes, pod and containerization.

At first, these words might sound overwhelming, but the idea behind containers is actually quite simple.

Think of containers as smart, portable packages that bundle your app with everything it needs to run — no more environment headaches!

In this guide, we’ll demystify containers, exploring what they are.

Containers vs. Virtual Machines (VMs)

Containers and VMs both offer ways to isolate applications, but they do so differently.

VMs virtualize the hardware, each containing a guest operating system, application, necessary binaries, and libraries. Each VM runs its own operating system (OS) on top of a hypervisor (the software that manages these VMs). This means VMs are quite heavy, require lots of resources, and take a while to start up.

Containers, on the other hand, virtualize the operating system, packaging only the application and its dependencies. This…