Docker Compose MCQs with answers Page - 6

You will find multiple-choice questions (MCQs) related to #Docker Compose here. Go through these questions to prepare effectively for your upcoming exams and interviews.

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A

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Q. Which key allows specifying DNS settings in docker-compose.yml?

  • (A) dns
  • (B) domain
  • (C) resolve
  • (D) hosts

A

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Q. What is the effect of `stdin_open: true` in docker-compose.yml?

  • (A) Opens stdin for the container
  • (B) Disables logging
  • (C) Mounts a volume
  • (D) Limits memory usage

A

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Q. Which key in docker-compose.yml maps host paths to container paths?

  • (A) map
  • (B) volumes
  • (C) bind
  • (D) paths

A

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Q. What is the purpose of `depends_on` in Docker Compose?

  • (A) To link containers for networking
  • (B) To control container startup order
  • (C) To expose ports
  • (D) To mount volumes

A

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Q. Which key in docker-compose.yml can restrict services to run on specific nodes in a swarm?

  • (A) placement
  • (B) node
  • (C) affinity
  • (D) constraints

A

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Q. What is the default network name created by Docker Compose?

  • (A) bridge
  • (B) default
  • (C) compose_default
  • (D) network_default

A

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Q. What does the `hostname` key specify in docker-compose.yml?

  • (A) The container's host name inside the network
  • (B) The container image name
  • (C) The external DNS name
  • (D) The swarm node name

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