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Quiz

126 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 areas126 Architecture Fundamentals2 Distributed Systems26 Data Architecture23 Cloud Architecture19 Networking3 API & Integration Architecture1 Reliability & Resilience4 Observability3 Performance & Capacity Engineering3 Security Architecture16 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

2 questions in Reliability & Resilience.

  1. Reliability & Resilience intermediate

    A team is launching a new service and asks what its SLO should be. How do you help them decide, and why is "99.99%" usually the wrong first answer?

    2 min answer slosreerror-budgetreliability
  2. Reliability & Resilience intermediate

    The business asks for "100% uptime" for a new customer portal. Walk me through the conversation that ends in an agreed SLO.

    3 min answer slisloslanegotiation