Docker MCQs with answers Page - 66

Here, you will find a collection of MCQ questions on Docker. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

Admin • 802.91K Points
Coach

Q. Docker configs are best suited for which of the following?

  • (A) Storing database passwords
  • (B) Logging configuration files
  • (C) Mounting persistent data volumes
  • (D) Container runtime settings

A

Admin • 802.91K Points
Coach

Q. How is a config removed in Docker?

  • (A) docker config remove <name>
  • (B) docker config delete <name>
  • (C) docker config rm <name>
  • (D) docker delete config <name>

A

Admin • 802.91K Points
Coach

Q. What happens if a config is removed while still in use?

  • (A) The config is removed and the container crashes
  • (B) Docker gives an error and doesn't remove it
  • (C) Docker renames the config
  • (D) The config becomes read-only

A

Admin • 802.91K Points
Coach

Q. How do you attach a config in a Compose file?

  • (A) Using the `volumes:` section
  • (B) Under `configs:` and `configs:` in services
  • (C) With the `secrets:` field
  • (D) It’s not supported in Compose

A

Admin • 802.91K Points
Coach

Q. What kind of access do containers have to Docker configs?

  • (A) Read and write
  • (B) Write only
  • (C) Read only
  • (D) No access

A

Admin • 802.91K Points
Coach

Q. Which one of these is NOT a benefit of Docker configs?

  • (A) Versioning of configurations
  • (B) Decoupling configuration from images
  • (C) Centralized management in Swarm
  • (D) Automatic encryption at rest

A

Admin • 802.91K Points
Coach

Q. Are Docker configs shared across all Swarm nodes?

  • (A) Yes, and they are automatically available
  • (B) No, only to manager nodes
  • (C) Only if manually synced
  • (D) Only shared with nodes that run the service

A

Admin • 802.91K Points
Coach

Q. Which of the following file types would NOT be a good candidate for a Docker config?

  • (A) .conf
  • (B) .json
  • (C) .pem (with secrets)
  • (D) .env

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