Docker MCQ

Docker MCQ

  • Admin
  • 02nd Sep, 2020

Docker MCQ Test

1) What is Docker?

  • A. an open-source lightweight containerisation technology
  • B. an operating system
  • C. language
  • D. None of the above

2) What is Docker Swarm?

  • A. a container orchestration tool
  • B. read only template
  • C. centralisation platform
  • D. None of the above

3) What is Docker image?

  • A. read-only template
  • B. Docker platform
  • C. language
  • D. None of the above

4) How to use JSON instead of YAML compose file?

  • A. docker push myorg/img
  • B. /var/lib/docker/volumes
  • C. systemctl start/stop docker
  • D. docker-compose -f docker-compose.json up

5) Which one of the following command should you run to see all running container in Docker?

  • A. $ docker ps
  • B. $ docker all
  • C. $ docker sp
  • D. All of the above
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6) What are the advantages of using Docker container?

  • A. Offers an efficient and easy initial set up.
  • B. Documentation provides every bit of information.
  • C. Allows you to describe your application lifecycle in detail.
  • D. Simple configuration and interacts with Docker Compose.
  • E. All of the above

7) What are the important features of Docker?

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

8) A ___ is computer software, firmware or hardware that creates and runs virtual machines.

  • A. hypervisor
  • B. Version control
  • C. Virtualization
  • D. hub

9) What the states of Docker container?

  • A. Running
  • B. Paused
  • C. Restarting
  • D. Exited
  • E. All of the above

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

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

11) What is a Dockerfile?

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

12) What are the three components of Docker Architecture?

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

13) Which one of the following is not an important advanced docker commands?

  • A. docker info
  • B. docker pull
  • C. docker stats
  • D. None of the above

14) How you manage Docker images?

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

15) What are the steps for the Docker container life cycle?

  • A. Build
  • B. Pull
  • C. Run
  • D. All of the above

16) Docker Machine manage virtual hosts that use_______

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

17) What is Docker Hub?

  • A. a service provided by Docker for finding and sharing container images with your team
  • B. centralised tool
  • C. platform
  • D. All of the above

18) CNM stands for __.

  • A. Container Networking Model
  • B. Central Networking Model
  • C. Container Networking Method
  • D. All of the above

19) What is Docker Engine?

  • A. an open source containerisation technology for building and containerising your applications
  • B. operating system
  • C. language
  • D. read only template

20) ___ is technology that lets you create useful IT services using resources that are traditionally bound to hardware.

  • A. Virtualization
  • B. Docker hub
  • C. Docker swarm
  • D. All of the above

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