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2948 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 areas2948 Architecture Fundamentals91 Distributed Systems101 Data Architecture90 Cloud Architecture87 Networking96 API & Integration Architecture87 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 Capability Mapping.

  1. Capability Mapping advanced Multiple choice

    A capability map published nine months ago is quoted in every strategy deck. Each level-3 capability lists between four and eleven supporting systems and no system supports only one capability. The last two quarters of funding decisions contradict the map's own priorities. The two capabilities the strategy calls differentiating are both rated mature. What is the diagnosis?

    3 min answer capability mappingdiagnosisinvestmentartefacts
  2. Capability Mapping intermediate

    A services marketplace maps its architecture by listing its microservices. Why is that not a capability map, and what does the difference change?

    2 min answer urban-companycapability-mapbusiness-architectureboundaries
  3. Capability Mapping intermediate

    An enterprise builds a capability map and it is never used again. What makes capability mapping produce decisions rather than documentation?

    2 min answer capability-mappingeadecisionsheatmaps
  4. Capability Mapping advanced

    Salesforce's 2009 SIGMOD paper describes serving many tenants from shared tables with a metadata layer, rather than giving each customer their own schema. Which business-model decision forced that, and what did it cost them?

    3 min answer salesforcemulti-tenancymetadatabusiness model
  5. Capability Mapping intermediate

    You have mapped capabilities and overlaid cost and differentiation. What decision does that enable?

    2 min answer capability-mapinvestmentbuild-vs-buydifferentiation