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Quiz

275 questions of the kind that actually get asked — in interviews, in architecture review boards, and by the person who has to run the thing at 3 AM. Every answer states the trade-off rather than the slogan, and says when the obvious choice is the wrong one.

All areas275 Architecture Fundamentals9 Distributed Systems26 Data Architecture23 Cloud Architecture19 Networking17 API & Integration Architecture13 Reliability & Resilience9 Observability8 Performance & Capacity Engineering6 Security Architecture16 Cost Architecture & FinOps6 Business Architecture7 Architecture Communication6 Enterprise Architecture6 Legacy Modernization7 AI-Era Architecture6 Software Architecture & Engineering6 Architecture Patterns6 Architecture Decision-Making12 The Architect's Meta-Skills6 Delivery & Release Engineering6 Platform Engineering & Developer Experience6 Testing & Quality Architecture6 Data Platform Architecture6 Streaming & Real-Time Data6 Data Governance & Semantics6 Frontend & Experience Architecture6 Edge, Mobile & IoT6 Regulatory & Data Protection Architecture6 Assurance, Audit & Model Risk7
Difficulty Any beginner intermediate advanced

6 questions in Delivery & Release Engineering.

  1. Database Migration Under CD intermediate

    A release must rename a heavily used database column and ships tonight. The team proposes doing the rename in the deployment. What is wrong, and what do you propose?

    2 min answer migrationrollbackschemacontinuous-delivery
  2. Environment Strategy intermediate

    Six teams share one integration test environment. Bookings are made a week ahead and releases slip when someone overruns. How do you fix it?

    1 min answer environmentsdeliverytestingqueues
  3. Flow Metrics advanced

    Delivery leadership says releases are too slow and wants the engineering team to "move faster". Lead time from commit to production is 21 days. How do you investigate, and what do you expect to find?

    2 min answer flowdeliverylead-timequeues
  4. GitOps advanced

    During an incident an engineer edits a live Kubernetes resource and the change is reverted a minute later by the GitOps controller. The incident continues. What is your position?

    2 min answer gitopsincidentoperationsreconciliation
  5. Pipeline Architecture intermediate

    A team's pipeline takes 80 minutes from commit to a deployable artifact and engineers have stopped watching it. How do you approach fixing it?

    2 min answer cipipelinefeedbackdelivery
  6. Rollback & Forward Fix intermediate

    Production is degraded after a release. The team tries to roll back and discovers a migration has already run. What do you do now, and what do you change afterwards?

    2 min answer rollbackmigrationincidentdelivery