Top 20 Interview Questions on Docker

The following article provides the Top 20 Interview Questions on Docker. Also, the answers are available on the respective links.

  1. What is Docker and how does it differ from traditional virtualization?
  2. How do you create a Docker image?
  3. What are Docker containers and how are they different from Docker images?
  4. How do you start, stop, and restart Docker containers?
  5. What is the Dockerfile and how is it used to create Docker images?
  6. What is Docker Compose and how to use it for multi-container applications management?
  7. How do you manage Docker images and containers?
  8. What is the difference between Docker Swarm and Kubernetes?
  9. How do you troubleshoot issues with Docker containers?
  10. How do you secure Docker containers and images?
  11. How do you configure Docker networking?
  12. How do you monitor Docker containers and images?
  13. What is the difference between Docker volumes and bind mounts?
  14. What is the Docker registry and how is it used to store Docker images?
  15. How do you scale Docker containers?
  16. What is the difference between the COPY and ADD commands in Dockerfile?
  17. How do you use Docker to deploy applications?
  18. What is the Docker API and how is it used?
  19. What is the role of Docker in DevOps?
  20. How do you automate the deployment of Docker containers?

Further Reading

When should we prefer to React over PHP?

Examples of Array Functions in PHP

Exploring PHP Arrays: Tips and Tricks

Basic Programs in PHP

Registration Form Using PDO in PHP

Docker and Traditional Virtualization


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