Question

What is the primary function of the .dockerignore file?

a) To list all images to be pulled from the Docker Hub

b) To specify commands to run inside a container

c) To prevent certain files and directories from being copied into an image

d) To provide metadata about a Docker image

Answer 1

c) To prevent certain files and directories from being copied into an image

Explanation:

The .dockerignore file allows users to exclude files and directories from being copied to the image during the build process, much like .gitignore does for git repositories.