Docker for the Absolute Beginner - Hands-On - Docker Engine

The video tutorial provides an in-depth look at Docker's architecture, explaining how it runs applications in isolated containers. It covers the components of Docker, including the Docker daemon, REST API server, and CLI. The tutorial also discusses namespace isolation, which allows processes within containers to have unique process IDs, and resource management using cgroups to limit CPU and memory usage. Additionally, it explains how Docker CLI can be used remotely to manage Docker engines.

What are the three main components installed when Docker is set up on a Linux host?

Explain how the Docker CLI interacts with the Docker daemon.

Describe the role of namespaces in Docker's containerization process.

How does Docker ensure that processes inside a container have unique process IDs?

What happens when you run an NGINX server as a container in Docker?

What is the purpose of C groups in Docker?

How can you restrict the amount of CPU or memory a Docker container can use?