Quiz

2988 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 areas2988 Architecture Fundamentals91 Distributed Systems111 Data Architecture100 Cloud Architecture97 Networking96 API & Integration Architecture97 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

Difficulty Any beginner intermediate advanced

5 questions in Orchestration vs Choreography.

Quiz

A multi-step business process spans several services. When should it be orchestrated by a coordinator and when choreographed through events, and how do you tell which one you already have?

A workflow spans eight services using event choreography. Nobody can answer "where is order 41,229 stuck?". What do you change?

A workflow spans several services. What is the practical rule for choosing orchestration or choreography, and what is the design tell?

An interviewer says - we run order fulfilment across six services with events and no coordinator. Last quarter about 0.4% of orders ended in a state nobody noticed for days. Do not tell me to add tracing. What structural change do you make, and who gets paged?

An order flows through payment, restaurant acceptance, courier assignment and delivery. Should the coordination be orchestrated or choreographed?