Docker Certified Associate Certification Training Course - Custom Image

The video tutorial explains Docker images, focusing on creating custom images using tar files. It covers the use of Docker save and load commands to manage images and discusses the Docker export and import commands, highlighting their functionalities and limitations. The tutorial provides practical examples and commands to help users understand how to handle Docker images effectively.

What is a custom Docker image?

• An image downloaded from Docker Hub

• An image created by exporting and importing a file system

• An image that cannot be modified

• An image that is only available on the cloud

Which command is used to save a Docker image to a tar file?

• Docker save

• Docker import

• Docker load

• Docker export

What is the purpose of the Docker load command?

• To delete a Docker image

• To list all Docker images

• To import a Docker image from a tar file

• To export a Docker image

What does the Docker export command not include when exporting?

• The entire file system

• The Docker configuration files

• The network settings

• The contents of volumes

How can you import a Docker image from a remote location?

• By using a local tar file

• By copying the image manually

• By specifying a URL with HTTP or HTTPS

• By using the Docker save command