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Code Safety · interview question

What production risk should you worry about most if mutation and copying is handled lazily?

Multiple choiceHardchapter-3-curatedpremiumcode-safetymutation-and-copying
Choose one answer
Answer and explanation

Correct answer

C. The code may appear to work in simple demos but fail under real data volume, edge cases, or operational pressure.

Why

Production incidents often come from code that looked fine in a happy-path demo but hid one structural weakness.

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