Questions

1. A single Docker image can be used on any Docker host, regardless of the architecture used.
   1. True
   2. False
2. What does Docker use to merge multiple image layers into a single filesystem?
   1. Merged filesystem
   2. NTFS filesystem
   3. EXT4 filesystem
   4. Union filesystem
3. Kubernetes is only compatible with the Docker runtime engine.
   1. True
   2. False
4. When you edit a container's filesystem interactively, what layer are the changes written to?
   1. Operating system layer
   2. Bottom-most layer
   3. Container layer
   4. Ephemeral layer
5. Assuming the image contains the required binaries, what Docker command allows you to gain access to a container's bash prompt?
   1. docker shell -it <container> /bin/bash
   2. docker run -it <container> /bin/bash
   3. docker exec -it <container> /bin/bash
   4. docker spawn -it <container> /bin/bash
6. When a container is stopped, the Docker daemon will delete all traces of the container.
   1. True
   2. False
7. What command will show you a list of all containers, including any stopped containers?
   1. docker ps -all
   2. docker ps -a
   3. docker ps -list
   4. docker list all

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