The Complete Practical Docker Guide - Installing Docker and Hello-World Using Docker

The video tutorial guides viewers through the process of installing Docker on different operating systems, including macOS, Windows, and Linux. It covers verifying the installation, updating Docker, and running a basic Docker container using the 'Hello World' image. The tutorial also explains how to list Docker images and containers on the system, providing a foundational understanding of Docker's functionality.

What is the first step in dockerizing an API service?

• Install Docker on your computer

• Create a Dockerfile

• Run a Docker container

• Update Docker to the latest version

Which operating systems can Docker Desktop be installed on?

• Only Windows

• Only macOS

• macOS and Windows

• Linux and Windows

What is required to start Docker Desktop on a Mac?

• An internet connection

• Privileged access

• A Docker Hub account

• A Linux operating system

What does the 'Hello World' Docker container do?

• Runs a web server

• Creates a new Docker image

• Prints a message and exits

• Installs Docker updates

What does the 'latest' tag signify in Docker?

• An outdated version of an image

• A beta version of an image

• A custom version of an image

• The most recent version of an image

How can you list all Docker images available locally?

• docker list images

• docker show images

• docker images

• docker display images

What is the next step after listing Docker images and containers?

• Updating Docker

• Creating a Dockerfile for the API service

• Deleting unused images

• Running a new container