Docker MCQ

Docker MCQ

  • Sharad Jaiswal
  • 15th Jun, 2021

We have listed here the best Docker MCQ Questions for your basic knowledge of Docker. This Docker MCQ Test contains 30+ Multiple Choice Questions. You have to select the right answer to every question for the best preparation of Docker MCQ Interview, Exam & Placement drives.

Docker MCQ Questions

1) Who created Docker?

  • A. Wilbur Davenport.
  • B.Clarence Madison Dally.
  • C.Solomon Hykes
  • D.Walter Dandy

2) Which of the following command is used for stopping a running container?

  • A. $ docker stop <:container_id>
  • B.$ docker kill <:container_id>
  • C.$ docker start <:container_id>
  • D.$ docker rm <:container_id>

3) Identify the false advantage of docker?

  • A. Docker provides a difficult set-up initially.
  • B.Simple configuration and interaction with docker composed as possible.
  • C.The application lifecycle can be described in detail, docker grants permission for it
  • D.Documentation provides information in detail.

4) How many types of the registry is there?

  • A. Two
  • B.Three
  • C.Four
  • D.Five

5) Which of the following statement is false about the public registry?

  • A. There is the availability of millions of images in the Docker hub.
  • B.The public registry helps in creating public dockers.
  • C.The public registry also called a docker hub.
  • D.Docker hub permits you for storing images privately.

6) Which of the following command is used for running the images as a container?

  • A. $ docker PS
  • B.$ Sudo docker run -i -t alpine /bin/bash
  • C.$ Sudo docker run container name
  • D.All of the above

7) Identify the true statement about memories web swap flag?

  • A. Swap permits the container for writing to express memory requirements to disc
  • B.When the container gets exhausted all the ramp available then only swap permits for writing the express memory requirements to disc.
  • C.Memory swap is the modification flag that only exists if memory is getting
  • D.All of the above

8) Which of the following is used for monitoring the docker in a production environment?

  • A. Docker stats.
  • B.Docker events
  • C.Both 1 and 2
  • D.None of these

9) How many states are there of docker containers?

  • A. Three
  • B.Four
  • C.Five
  • D.Six

10) Identify the component of the Docker?

  • A. Image
  • B.Platform image
  • C.Container
  • D.All of the above

11) Identify the type of Docker components?

  • A. The Host
  • B.The Registry
  • C.The Client
  • D.All of the above

12) Identify the lifecycle of Docker Container?

  • A. Create a container.
  • B.Run the Docker container.
  • C.Pause the Container.
  • D.All of the above

13) Containers running on a single machine all share the same operating system kernel, so they start instantly and make more efficient use of RAM.

  • A. True
  • B.False

14) ________is a cloud-hosted service from Docker that provides registry capabilities for public and private content.

  • A. Docker Cloud
  • B.Docker Swarm
  • C.Docker Hub
  • D.Docker Compose

15) ________is native clustering for Docker. It turns a pool of Docker hosts into a single, virtual Docker host.

  • A. Docker Hub
  • B.Docker Swarm
  • C.Docker Compose
  • D.Docker Cloud

16) Docker host's IP address by default is 192.168.99.100.

  • A. True
  • B.False

17) Identify the feature of Docker?

  • A. Easy Modeling
  • B.Placement/Affinity
  • C.Version control
  • D.All of the above

18) Docker develop in which year?

  • A. 2013
  • B.2014
  • C.2016
  • D.2012

19) How to push the new image to Docker registry?

  • A. docker kill myorg/myimg
  • B.docker rm myorg/myimg
  • C.docker push myorg/myimg
  • D.docker sudo myorg/myimg

20) What command should you run to see all running container in Docker?

  • A. $ docker ps
  • B.$ docker rm
  • C.$ docker sudo
  • D.$ docker add

21) How to install Docker?

  • A. yum install docker
  • B.rm install docker
  • C.install docker
  • D.start docker

22) How you manage Docker images?

  • A. Docker Hub
  • B.Docker Registry
  • C.Docker Swarm
  • D.Both A & B

23) Docker containerd is a core container runtime that manages?

  • A. The resources necessary to run the container
  • B.The container lifecycle of its Linux or Windows host system
  • C.Log analysis and reporting
  • D.Container and data security

24) What is a Dockerfile?

  • A. A developer who loves Docker and containerization, frequently espousing its virtues
  • B.Any report or document that Docker components produce
  • C.Any folder or document to run Docker components
  • D.A template used to describe the build of an image

25) Docker Machine manage virtual hosts that use_______

  • A. Command line
  • B.Docker Datacenter
  • C.Graphical user interface
  • D.Any of the above

26) A docker registry is a place to store and distribute docker

  • A. Files
  • B.Codes
  • C.Images
  • D.All of the Above

27) A docker container is an instance of an image with a specific configuration.

  • A. True
  • B.False

28) Which is not true about docker hub?

  • A. The Hub is a network service
  • B.It's a totally private repository
  • C.It gives access to Docker images
  • D.Docker Hub is a network storage

29) What are the features of docker?

  • A. Easy Modeling
  • B.Version control
  • C.Placement/Affinity
  • D.All of the Above

30) What is a benefit for a developer using docker?

  • A. Standardization and Productivity
  • B.Compatibility and Maintainability
  • C.CI Efficiency & Rapid Deployment
  • D.All of the Above

31) A Dockerfile is a text document that contains all the commands a user could call on the command line to assemble an image.

  • A. True
  • B.False

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