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DOCKER PREP EXAM WITH QUESTIONS AND ANSWERS...

1. Which Docker command enables you to see a list of all the running containers on a host? A. docker attach B. docker ps -a C. docker run -it D. docker rm - Answer- B. docker ps -a The docker ps -a Docker command enables you to see a list of all the running containers on a host. 2. What action is performed by the -v parameter in the Docker command docker run -it -v? A. creates a data volume B. spawns an interactive session C. opens the container with administrative credentials D. cre...

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Which of the following Dockerfile options creates a mount point with the specified name and marks it as holding externally mounted volumes from native host or other containers? ONBUILD WORKDIR VOLUME RUN - Answer- VOLUME What Dockerfile option EXPOSE does? 1 Informs Docker that the container listens on the specified network ports at runtime 2 Label a container that will run as an executable 3 Expose defaults for an executing container 4 Adds metadata to an image - Answer- 1 Which...

DOCKER TEST LATEST UPDATE...

MTLS stands for what in the Docker security space? - Answer- Mutual Transport Layer Security Mutual Transport Layer Security, or MTLS, is used to secure communications between the manager and nodes in a Docker Swarm cluster. Which Docker variable determines whether a host will ONLY download Docker trusted images? - Answer- DOCKER_CONTENT_TRUST=1 The variable DOCKER_CONTENT_TRUST set to '1' will inform the Docker daemon to only pull trusted content within the shell it is set in. A U...