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2988 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 areas2988 Architecture Fundamentals91 Distributed Systems111 Data Architecture100 Cloud Architecture97 Networking96 API & Integration Architecture97 Reliability & Resilience99 Observability92 Performance & Capacity Engineering100 Security Architecture105 Cost Architecture & FinOps102 Business Architecture103 Architecture Communication102 Enterprise Architecture100 Legacy Modernization102 AI-Era Architecture106 Software Architecture & Engineering93 Architecture Patterns94 Architecture Decision-Making101 The Architect's Meta-Skills102 Delivery & Release Engineering103 Platform Engineering & Developer Experience102 Testing & Quality Architecture102 Data Platform Architecture98 Streaming & Real-Time Data103 Data Governance & Semantics91 Frontend & Experience Architecture101 Edge, Mobile & IoT98 Regulatory & Data Protection Architecture99 Assurance, Audit & Model Risk98
Difficulty Any beginner intermediate advanced

5 questions in Writing Decision Records.

  1. Writing Decision Records intermediate

    A team writes architecture decision records that nobody reads. What makes an ADR useful, and what should it deliberately not contain?

    2 min answer linearadrdocumentationrationale
  2. Writing Decision Records intermediate

    A team writes decision records that nobody reads and that do not help when the decision is revisited years later. What is missing?

    2 min answer adrrationaleexpirywriting
  3. Writing Decision Records intermediate

    Forty teams have been writing architecture decision records for six years at roughly three per team per year. Estimate the size of the corpus and the fraction that still describes the system as it stands today. What does the number rule in or out about how the log should be structured?

    2 min answer decision-records-writingestimationcorpus-rotsuperseded
  4. Writing Decision Records intermediate

    What makes an architecture decision record valuable two years later, and which parts do teams consistently omit?

    3 min answer adrdocumentationcontextdecision
  5. Writing Decision Records intermediate Multiple choice

    Which section is missing from most architecture decision records, and why does it matter?

    2 min answer adrrevisit-conditionsdecisionsevolution