Architecture · interview question
A bug appears around layered architecture. What is the strongest first debugging move?
Multiple choiceEasychapter-18-curatedpremiumarchitecturelayered-architecture
api -> service -> repository -> database
-> partner client -> external apiAnswer and explanation
Correct answer
D. Trace one concrete example, inspect the state transitions, and compare them to the intended rule before rewriting anything.
Why
That approach is reliable because it creates evidence. Adding layers without responsibility clarity just creates longer import chains and meetings.
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