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
3 questions in Business Metrics.
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Business Metrics intermediate
A marketplace's technical dashboards are all green during a checkout failure that costs significant revenue. What kind of monitoring was missing?
2 min answer meeshobusiness-metricsdetectionfunnels -
Business Metrics intermediate
A marketplace's technical metrics are all healthy during an incident in which sellers cannot list items. Why did technical monitoring miss it, and what should be measured?
2 min answer business-metricsdetectionsilent-failureetsy -
Business Metrics advanced
Customers reported an outage 40 minutes before your monitoring did. How do you close that gap?
2 min answer detectionbusiness-metricssyntheticsclient-side