DevOps, SRE & Cloud

Containers & Orchestration

6 practice questions. Free questions open a full answer guide; the rest unlock with Pro.

  • How do you make sure only trusted container images can run in your cluster, and what does signing an image actually prove? Mid level
  • Why would a team use a container orchestrator like Kubernetes instead of just running containers directly on a server?Go Pro Junior level
  • What is the difference between a Docker image and a Docker container?Go Pro Junior level
  • How does Kubernetes handle pod scheduling, and what levers can you pull to influence where a pod lands?Go Pro Mid level
  • Your organization ships container images and you're asked to harden the software supply chain after a dependency-confusion scare. How would you design build provenance and artifact integrity so a consumer can trust that an image was built from the source it claims?Go Pro Senior level
  • How do you evaluate and select a new DevOps toolchain component (e.g., a new secret scanning tool, a new container registry, an observability platform) for adoption across the engineering organisation?Go Pro Senior level
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