In this Docker fundamentals tutorial for absolute beginners, we will learn about basic concepts of Docker and what are the key commands associated with Docker container.

What Is Docker?

Docker is a set of the platform as service products that use OS-level virtualization to deliver software in packages called containers, which helps us to develop, manage and run your application, so you can deliver software application quickly and consistently.

Why Docker? and the advantages of it.

In existing software infra, there are some stumbling blocks which made existing infra to overcome with docker container.

Below are the some of the difficulties with existing infra,

1. Time consumption in configuration and installation on every server enviornements (Dev, Stage and Production) .
2. Require more resources to maintain server support.
3. Unpredictability across the environments.
4. Addressing Developer Enviornment for new resources in teams is very laborious.

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