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Quiz

2667 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 areas2667 Architecture Fundamentals81 Distributed Systems101 Data Architecture90 Cloud Architecture87 Networking86 API & Integration Architecture78 Reliability & Resilience88 Observability81 Performance & Capacity Engineering90 Security Architecture95 Cost Architecture & FinOps92 Business Architecture93 Architecture Communication91 Enterprise Architecture91 Legacy Modernization92 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

993 questions.

  1. Business Architecture intermediate

    A startup asks you to architect their product "to handle millions of users". They currently have none. What do you actually build?

    2 min answer time-to-marketpragmatismconstraintsproduct
  2. Business Capabilities intermediate

    A travel platform's teams describe their work as "search", "book", "pay", "support". Are these capabilities or processes, and why does the distinction matter architecturally?

    2 min answer capabilitiesprocessesstabilityboundaries
  3. Business Capabilities intermediate Multiple choice

    What is the difference between a business capability and a business process, and why does it matter when drawing service boundaries?

    2 min answer capabilitiesprocessboundariesstability
  4. Business Cases intermediate Multiple choice

    A capability is expected to add about £90k a month in gross margin once live. The team can ship it in five months, or in three months by adding two contractors at £25k a month each. Which number decides it?

    3 min answer cost of delaybusiness caseprioritisationfinance
  5. Business Cases intermediate

    A lift-and-shift business case moves a two-socket database server with 32 Intel Xeon cores running Oracle Database Enterprise Edition onto a 64-vCPU instance in an authorised cloud environment. Compute, storage and egress are modelled carefully and the case shows a small saving. Which line is missing, and how big is it?

    3 min answer oraclelicensingmigrationbusiness case
  6. Business Continuity intermediate

    A business continuity manager asks for your disaster recovery plan. You give them the RTO/RPO matrix and they say it is not what they need. What is missing?

    1 min answer business-continuityresiliencebusiness-architecture
  7. Business Continuity intermediate

    A communication platform is business-critical for its customers' own operations. What does business continuity require beyond technical disaster recovery?

    2 min answer business-continuitydependenciescommunicationpeople
  8. Business Continuity intermediate

    A distributed commerce and logistics operation depends on physical infrastructure across many locations. How does business continuity planning differ from IT disaster recovery?

    2 min answer elasticruncontinuityphysicaldegraded-operations
  9. Business Continuity intermediate Multiple choice

    A marketplace's payment provider is not down. Authorisation p99 rises from 400 ms to 25 s and 12% of authorisations time out. The continuity plan states an RTO of 30 minutes and documents a failover to a second provider that takes 20 minutes and requires a named executive's decision. What actually happens in the first hour?

    3 min answer business-continuitydegraded-modepaymentsdeclaration-criteria
  10. Business Glossary intermediate

    A governance programme harvests 1,400 candidate business terms from dashboard titles and column comments and proposes to define and own all of them. Roughly how many terms can an organisation actually keep true, and what does that number change about the plan?

    3 min answer business glossarydefinitionsgovernance capacityreview cadence
  11. Business Glossary intermediate

    Finance, sales and product each define "active customer" differently, and all three are correct for their purpose. How should the glossary handle this?

    1 min answer glossarysemanticsdefinitionsgovernance
  12. Business Glossary intermediate

    Three dashboards report different numbers for "active users" and each is defensible. What is the actual problem, and what does a semantic layer have to provide to fix it?

    2 min answer semantic-layermetricsdefinitionsgovernance