Teach Cloud - Cloud, DevOps, and Python Backend Development Blog

❓ Quiz Question

Aug 30, 2026

Quiz: What does the `-d` flag do in `docker-compose up -d` command?

The -d (detached) flag runs compose containers in background execution mode.

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❓ Quiz Question

Aug 30, 2026

Docker enforces container resource constraints using Linux cgroups configured via CLI flags.

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❓ Quiz Question

Aug 30, 2026

docker system prune frees disk space by removing unused container data resources.

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❓ Quiz Question

Aug 30, 2026

… build phase, whereas ENV variables persist in runtime containers.

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❓ Quiz Question

Aug 30, 2026

docker inspect returns comprehensive JSON metadata for container runtime states and configuration attributes.

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❓ Quiz Question

Aug 30, 2026

Mounting the Docker socket allows arbitrary container creation on the host, bypassing container isolation.

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❓ Quiz Question

Aug 30, 2026

docker push uploads local image layers to distant container registries.

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❓ Quiz Question

Aug 30, 2026

… dictates container launch order, ensuring database containers start before dependent API containers.

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