MAIN TOPIC: Enterprise-Scale DevOps Architecture

focused on how systems behave at scale , not how to run kubectl. 1️⃣ Shared Pipeline Governance They tested: Centralized CI/CD templates Versioning strategy Safe rollout of shared components Preventing breaking changes Testing strategy (representative apps) You should: Pipeline template versioning Semantic versioning Dependency bump strategy Gradual rollout strategy Enterprise CI governance model 2️⃣ Base Image & Container Governance They tested: Centralized base images Layer inheritance Vulnerability enforcement Image tracing across 100 services Policy enforcement You should: Base image strategy Image scanning (Trivy) Tag governance Digest vs tag Policy enforcement (OPA/Kyverno conceptually) Enterprise image upgrade strategy 3️⃣ Blue-Green at Scale (Per Microservice) They tested: Blue-green vs canary difference Service selector switching Routing isolation 10 vs 100 services scenario Impact isolation You should: Kubernetes Service selector logic Label-based routing Blue-green architect