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2627 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 areas2627 Architecture Fundamentals81 Distributed Systems101 Data Architecture90 Cloud Architecture77 Networking86 API & Integration Architecture78 Reliability & Resilience88 Observability81 Performance & Capacity Engineering90 Security Architecture85 Cost Architecture & FinOps82 Business Architecture93 Architecture Communication91 Enterprise Architecture91 Legacy Modernization82 AI-Era Architecture86 Software Architecture & Engineering84 Architecture Patterns84 Architecture Decision-Making91 The Architect's Meta-Skills92 Delivery & Release Engineering93 Platform Engineering & Developer Experience92 Testing & Quality Architecture90 Data Platform Architecture88 Streaming & Real-Time Data93 Data Governance & Semantics81 Frontend & Experience Architecture91 Edge, Mobile & IoT88 Regulatory & Data Protection Architecture90 Assurance, Audit & Model Risk88
Difficulty Any beginner intermediate advanced

91 questions in Architecture Communication.

  1. Architecture Communication intermediate

    An architect presents the same architecture deck to executives, engineers and a security review board, and each audience is dissatisfied. What is wrong with the approach?

    2 min answer communicationaudiencealtitudeatlassian
  2. Architecture Communication advanced

    An interviewer asks how you decide how much to say publicly, and how often, during an incident in which you have lost customer data. GitLab live-streamed its January 2017 database recovery and kept a publicly visible running document. Argue both sides of that level of disclosure, and say what you would commit to.

    3 min answer gitlabincident communicationdisclosuretransparency
  3. Architecture Communication intermediate

    In a design review, a respected senior engineer proposes an approach you believe is wrong. The room defers to them. How do you handle it?

    2 min answer communicationdisagreementinfluencereview
  4. Architecture Communication beginner

    You have designed a system. Explain the same architecture to a CEO, an engineering manager and an engineer. What changes?

    2 min answer communicationstakeholdersinfluence
  5. Context Diagrams beginner

    A 40-engineer SaaS product has a context diagram with six external systems on it. Roughly how many outbound dependencies does a product that size actually have, how would you count them without guessing, and what does the real number change?

    3 min answer context diagramdependenciesinventoryvendors
  6. Context Diagrams beginner Multiple choice

    A team draws their payment provider inside the system boundary on their context diagram because the provider's SDK runs inside their own service. During the first incident the on-call engineer spends 20 minutes trying to restart something the team does not own. What does the boundary line on a context diagram actually mean?

    3 min answer context-diagramsystem-boundarydependenciesincident-response
  7. Context Diagrams intermediate

    What belongs on a context diagram that most teams leave off?

    2 min answer context-diagramdependenciesfailure-behaviourscope
  8. Context Diagrams beginner

    Why is the system context diagram usually the most valuable single diagram, and what is most often left off it?

    2 min answer context-diagramscopedependenciestwilio
  9. Data-Flow Diagrams intermediate

    A data-flow diagram in your compliance pack was drawn eight months ago and is signed off. A reviewer asks how you know it is still accurate. What would you change about how it is produced, and what would you keep doing by hand?

    2 min answer data flowlineageautomationcompliance
  10. Data-Flow Diagrams intermediate

    A platform must demonstrate to a reviewer where personal data goes. Which diagram serves this, and what must it include that a component diagram does not?

    2 min answer data-flowprivacyresidencytrust-boundaries
  11. Data-Flow Diagrams advanced

    A regulator asks where a specific customer's personal data is held. Which artefact answers that and what must it include?

    2 min answer data-flowprivacystorestrust-boundaries
  12. Data-Flow Diagrams advanced

    Your signed-off data-flow diagram shows personal data leaving the EU through exactly one named processor. A platform team then adds a tracing agent that captures request bodies on error, and its collector exports to a log store in another region with 400-day retention. What happens, step by step, and what stops it?

    3 min answer data-flow diagramtelemetryresidencyretention