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Serialization · interview question

Which move is the best default when json parsing becomes part of this workflow?

Multiple choiceMediumchapter-4-curatedpremiumserializationjson-parsing
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Answer and explanation

Correct answer

D. Parse JSON once, validate the shape, and map it into the structure your own code wants to reason about.

Why

Parse JSON once, validate the shape, and map it into the structure your own code wants to reason about. That is the stronger engineering move because interviewers like to hear boundary translation because it sounds like real integration work. Letting raw partner payloads flow unchecked through the codebase makes every later function depend on unstable external shape.

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