Quiz
2948 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 areas2948
Architecture Fundamentals91
Distributed Systems101
Data Architecture90
Cloud Architecture87
Networking96
API & Integration Architecture87
Reliability & Resilience99
Observability92
Performance & Capacity Engineering100
Security Architecture105
Cost Architecture & FinOps102
Business Architecture103
Architecture Communication102
Enterprise Architecture100
Legacy Modernization102
AI-Era Architecture106
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
5 questions in Context Diagrams.
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Context Diagrams beginner
A 40-engineer SaaS product has a context diagram with six external systems on it. Roughly how many outbound dependencies does a product that size actually have, how would you count them without guessing, and what does the real number change?
3 min answer context diagramdependenciesinventoryvendors -
Context Diagrams beginner Multiple choice
A team draws their payment provider inside the system boundary on their context diagram because the provider's SDK runs inside their own service. During the first incident the on-call engineer spends 20 minutes trying to restart something the team does not own. What does the boundary line on a context diagram actually mean?
3 min answer context-diagramsystem-boundarydependenciesincident-response -
Context Diagrams advanced
Hugging Face acquired XetHub in August 2024 and by 23 May 2025 Xet-backed storage was the default for new users and organisations on the Hub, with byte-level content-defined chunking replacing per-file Git LFS deduplication underneath while Git LFS remained supported. The commands external consumers type did not change. What had to be communicated, which part of a context diagram carries it, and where would copying this be a mistake?
3 min answer hugging-facecontext-diagramsinvariantsclient-compatibility -
Context Diagrams intermediate
What belongs on a context diagram that most teams leave off?
2 min answer context-diagramdependenciesfailure-behaviourscope -
Context Diagrams beginner
Why is the system context diagram usually the most valuable single diagram, and what is most often left off it?
2 min answer context-diagramscopedependenciestwilio