Quiz
2908 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 areas2908
Architecture Fundamentals91
Distributed Systems101
Data Architecture90
Cloud Architecture87
Networking86
API & Integration Architecture87
Reliability & Resilience99
Observability92
Performance & Capacity Engineering100
Security Architecture95
Cost Architecture & FinOps102
Business Architecture103
Architecture Communication102
Enterprise Architecture100
Legacy Modernization92
AI-Era Architecture96
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
3 questions in NoSQL Stores.
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NoSQL Stores intermediate
A team needs a store for derived data that is bulk-loaded from offline jobs, updated in real time, and read at very low latency. Why does this workload get its own system rather than reusing the primary online database?
2 min answer airbnbmusselderived-datakey-value -
NoSQL Stores intermediate Multiple choice
A team proposes replacing PostgreSQL with a document store because "it scales better". Current load is 800 writes per second. What is your response?
2 min answer nosqlrelationalamazondynamo -
NoSQL Stores intermediate
A team wants to move a workload from PostgreSQL to a document store because "the schema keeps changing". What do you ask?
2 min answer nosqlschemamigrationdecision-making