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Compose networking, Alembic/Django migrations, SQLAlchemy pools, secrets, volumes, and everyday incidents when a Python service talks to Postgres in containers.
Compose networking, migrations, connection pools, secrets, volumes, and everyday incidents when a Node service talks to Postgres in containers.
Production scenarios covering configuration, health checks, connection management, migrations, container security, observability, resource limits, and database transport security.
Advanced delivery scenarios linking reproducible Docker builds, trusted registries, Kubernetes rollouts, progressive delivery, health gates, provenance, and rollback.
Advanced hardening of containerized Node.js services: least privilege, secure images, supply-chain controls, runtime isolation, network threats, and vulnerability response.
Multi-stage builds, caching, networking, Compose features, and image hygiene. Mix of single-answer and multiple-answer items; multi-select questions ask you to select every correct statement.
Images, containers, basic Dockerfile instructions, and everyday CLI. Mix of single-answer and multiple-answer items; multi-select questions ask you to select every correct statement.
Security sandboxes, supply chain, rootless, and engine internals at a high level. Mix of single-answer and multiple-answer items; multi-select questions ask you to select every correct statement.
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