Domain 2: Image Creation, Management, and Registry (20% of exam)
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- Describe the use of Dockerfile
- Describe options, such as add, copy, volumes, expose, entry point
- Identify and display the main parts of a Dockerfile
- Describe and demonstrate how to create an efficient image via a Dockerfile
- Describe and demonstrate how to use CLI commands to manage images, such as list, delete, prune, rmi
- Describe and demonstrate how to inspect images and report specific attributes using filter and format
- Describe and demonstrate how to tag an image.
- Describe and demonstrate how to apply a file to create a Docker image
- Describe and demonstrate how to display layers of a Docker image
- Describe and demonstrate how to modify an image to a single layer (multi-stage build, single layer)
- Describe and demonstrate registry functions
- Deploy a registry
- Log into a registry
- Utilize search in a registry
- Push an image to a registry
- Sign an image in a registry
- Pull and delete images from a registry
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