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Docker Interview Questions

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21.

Explain the key sections of a docker-compose.yml file.

intermediate

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22.

How do you scale services using Docker Compose?

intermediate

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23.

What are Docker security best practices?

intermediate

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24.

How do you run containers as non-root users?

intermediate

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25.

How do you monitor Docker container performance?

intermediate

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26.

How do you limit container resources (CPU, memory)?

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27.

What are container health checks and how do you implement them?

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28.

How do you implement Docker in CI/CD pipelines?

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29.

What is Docker registry and how do you set up a private registry?

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30.

How do you handle secrets in Docker containers?

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31.

How do you debug a failing Docker container?

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32.

What is the difference between `docker exec` and `docker attach`?

intermediate

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33.

What is Docker Content Trust and how does it work?

expert

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34.

What are common Docker performance issues and solutions?

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35.

How do you handle container logs in production?

expert

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36.

What are Docker build contexts and why do they matter?

expert

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37.

Explain Docker layered file system and how it works.

expert

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38.

What is Docker Swarm and how does it compare to Kubernetes?

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Showing 21 to 38 of 38 results

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