Containers XK0-006 Practice Questions (Page 5)

Questions 21–22

1. 21application · medium

   A developer has built a Docker image locally and wants to share it with team members by pushing it to a private registry. The image is currently tagged as 'myapp:latest'. The developer needs to tag the image with the registry's hostname and repository name before pushing. Which command should the developer use to tag the image?

   • Adocker tag myapp:latest registry.example.com/myapp:latest
   • Bdocker push myapp:latest
   • Cdocker commit myapp:latest registry.example.com/myapp:latest
   • Ddocker build -t registry.example.com/myapp:latest .
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2. 22foundation · easy

   Which file is used to define the steps for building a container image in Docker?

   • ADockerfile.txt
   • Bdocker-compose.yml
   • CContainerfile
   • DDockerfile
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