What Is Docker Image and Container

Docker images are read-only templates used to build containers. Containers are deployed instances created from those templates. Images and containers are closely related, and are essential in powering the Docker software platform.

What is the difference between Docker image and Docker container?

Difference between Docker Image and Docker Container : Container is a real world entity. Image is created only once. Containers are created any number of times using image. Images are immutable.

What exactly is a Docker image?

A Docker image is a read-only template that contains a set of instructions for creating a container that can run on the Docker platform. It provides a convenient way to package up applications and preconfigured server environments, which you can use for your own private use or share publicly with other Docker users.