Docker for the Absolute Beginner - Hands-On - Demo - Docker Commands

This video tutorial covers basic Docker commands essential for beginners. It explains how to run containers using the 'docker run' command, manage them with 'docker ps', and remove them using 'docker rm'. The tutorial also demonstrates how to handle Docker images with 'docker pull' and 'docker rmi', and how to execute commands inside running containers using 'docker exec'.

What is the primary purpose of the Docker run command?

• To remove a Docker image

• To run a container from an image

• To list all Docker images

• To stop a running container

Where can you find official Docker images to use?

• GitHub

• Docker Store

• Docker Cloud

• Docker Hub

What does the Docker PS command do?

• Stops a running container

• Lists all Docker images

• Removes a Docker image

• Lists all running containers

Which command is used to list all containers, including those that have exited?

• Docker list

• Docker show

• Docker containers

• Docker PS -a

How can you stop a running Docker container?

• Using Docker stop command

• Using Docker remove command

• Using Docker terminate command

• Using Docker halt command

What is the purpose of the Docker RMI command?

• To remove a running container

• To remove a Docker image

• To list all Docker images

• To run a Docker container

What happens if you try to remove an image that is being used by a container?

• The image is removed and the container continues running

• The removal fails and an error is shown

• The image is removed and a new container is created

• The image is removed and the container stops

What is the exit code for a container that was stopped using the Docker stop command?

• 0

• 255

• 1

• 137

What does the Docker pull command do?

• Pulls a container from a running image

• Pulls an image from Docker Hub

• Pulls a list of running containers

• Pulls a list of Docker commands

How can you execute a command inside a running Docker container?

• Using Docker start command

• Using Docker run command

• Using Docker enter command

• Using Docker exec command