Classes and Objects · interview question
A bug appears around when to use a class. What is the strongest first debugging move?
Multiple choiceEasychapter-7-curatedpremiumclasses-and-objectswhen-to-use-a-class
order = {"id": "ORD-1", "subtotal": 49.99}
print(order["id"])Answer and explanation
Correct answer
B. 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. Keeping a growing domain concept as an unstructured dictionary makes invariants and behavior harder to place.
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