Docker MCQs with answers Page - 9

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 a Docker registry?

  • (A) A tool for managing containers
  • (B) A server that stores and distributes Docker images
  • (C) A platform for deploying Docker containers
  • (D) A command to run Docker images

A

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Q. Which command is used to remove a Docker container?

  • (A) docker rm
  • (B) docker delete
  • (C) docker stop
  • (D) docker remove

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Q. What does the 'docker run' command do?

  • (A) Starts a new container from an image
  • (B) Builds a Docker image
  • (C) Lists all running containers
  • (D) Removes a container

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Q. What is the purpose of the Docker 'volume' feature?

  • (A) To allocate CPU resources to containers
  • (B) To persist data in containers across restarts
  • (C) To manage network configurations
  • (D) To configure container memory

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Q. Which command is used to see the logs of a running Docker container?

  • (A) docker logs
  • (B) docker show logs
  • (C) docker ps
  • (D) docker stats

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Q. Which of the following commands is used to list Docker images?

  • (A) docker images
  • (B) docker list images
  • (C) docker show images
  • (D) docker image list

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Q. What is the purpose of a Dockerfile?

  • (A) To configure the host machine for Docker
  • (B) To define the steps required to build a Docker image
  • (C) To deploy Docker containers
  • (D) To set environment variables in containers

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Q. How do you start a container in the background (detached mode)?

  • (A) docker run -d
  • (B) docker start -d
  • (C) docker container run -d
  • (D) docker exec -d

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Q. Which command is used to view running containers in Docker?

  • (A) docker list
  • (B) docker ps
  • (C) docker containers
  • (D) docker view

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Q. How can you stop a running Docker container?

  • (A) docker stop
  • (B) docker halt
  • (C) docker end
  • (D) docker terminate

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