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Quiz

98 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 areas98 Architecture Fundamentals2 Distributed Systems26 Data Architecture23 Cloud Architecture4 Networking3 API & Integration Architecture1 Reliability & Resilience4 Observability3 Performance & Capacity Engineering3 Security Architecture3 Cost Architecture & FinOps3 Business Architecture2 Architecture Communication2 Enterprise Architecture1 Legacy Modernization2 AI-Era Architecture3 Software Architecture & Engineering3 Architecture Patterns3 Architecture Decision-Making6 The Architect's Meta-Skills1
Difficulty Any beginner intermediate advanced

6 questions in Architecture Decision-Making.

  1. Architecture Decision-Making advanced

    Netflix built its own CDN; Dropbox moved storage off S3. Both are usually wrong. What conditions made them right, and how do you test for those conditions?

    2 min answer case-studybuild-vs-buynetflixdropbox
  2. Architecture Decision-Making intermediate

    Security wants mandatory hardware keys for every login; the business says it will cost conversions. How do you resolve it architecturally rather than by picking a side?

    2 min answer securityusabilityriskauthentication
  3. Architecture Decision-Making intermediate

    The team can ship in six weeks with an approach that will need rework, or five months with one that will not. How do you decide, and what do you do either way?

    2 min answer technical-debtdeliverytrade-offssequencing
  4. Architecture Decision-Making beginner

    When is an architectural decision worth an ADR, and what makes an ADR useful two years later?

    2 min answer adrdocumentationgovernance
  5. Architecture Decision-Making intermediate Multiple choice

    When should a service call another synchronously, and when should it publish an event instead? Give me the deciding test, not a preference.

    2 min answer syncasynccouplingavailability
  6. Architecture Decision-Making intermediate

    You are reviewing a design for an internal tool with 200 users. It proposes Kubernetes, microservices, Kafka, a service mesh and CQRS. How do you handle the review?

    2 min answer over-engineeringreviewpragmatismgovernance