Parse a deeply nested JSON

Q: Parse a deeply nested JSON

This is a Data Manipulation (SQL/Python) interview question from NVIDIA for Software Engineer roles. View the full question and solution on PracHub.

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Question

Given a JSON document with approximately five levels of nesting, write code to traverse it and extract specified fields while handling missing keys, arrays vs. objects, and unknown nesting depth. Compare recursive and iterative approaches, discuss complexity, and outline robust error handling and schema validation strategies.

Parse a deeply nested JSON

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