Docker MCQs with answers Page - 22

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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Q. What is the purpose of the 'docker-compose scale' command?

  • (A) To increase the number of replicas for a service
  • (B) To resize Docker images
  • (C) To resize Docker volumes
  • (D) To resize Docker networks

A

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Q. Which command is used to remove all unused Docker images?

  • (A) docker image prune
  • (B) docker system prune
  • (C) docker clean images
  • (D) docker remove images

A

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Q. What is the purpose of the 'docker-compose config' command?

  • (A) To validate and view the docker-compose.yml file
  • (B) To configure Docker networks
  • (C) To configure Docker volumes
  • (D) To configure Docker images

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Q. Which command is used to attach a running container to a network?

  • (A) docker network connect
  • (B) docker attach network
  • (C) docker connect network
  • (D) docker network attach

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Q. What is the purpose of the 'docker-compose pull' command?

  • (A) To pull images for services defined in a docker-compose.yml file
  • (B) To push images to Docker Hub
  • (C) To build Docker images
  • (D) To stop running containers

A

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Q. Which command is used to detach a container from a network?

  • (A) docker network disconnect
  • (B) docker detach network
  • (C) docker disconnect network
  • (D) docker network detach

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Q. What is the purpose of the 'docker-compose exec' command?

  • (A) To execute a command in a running service container
  • (B) To start a new container
  • (C) To build Docker images
  • (D) To stop a running container

A

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Q. Which command is used to view the Docker system-wide information?

  • (A) docker info
  • (B) docker system info
  • (C) docker inspect
  • (D) docker version

A

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Q. What is the purpose of the 'docker-compose pause' command?

  • (A) To pause all services defined in a docker-compose.yml file
  • (B) To stop all services
  • (C) To delete all services
  • (D) To restart all services

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Q. Which command is used to remove all stopped containers and unused networks?

  • (A) docker system prune
  • (B) docker container prune
  • (C) docker network prune
  • (D) docker volume prune

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