Quiz

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

4 questions in Data Lakes & Lakehouses.

Quiz

A company is building a new analytics platform. Moderate data volume, heavy BI usage, strong governance requirements, a small data team. Warehouse or lakehouse?

A data platform runs interactive analyst queries alongside multi-hour batch pipelines on shared compute. Interactive latency becomes unpredictable. What is the architectural fix?

A recommendation platform stores petabytes of interaction events used for both ad-hoc analysis and model training, with occasional need to delete individual users' data. Which storage architecture fits, and why does the deletion requirement drive the choice?

You are asked to choose between a cloud data warehouse and a lakehouse for a new analytics platform. How do you decide?