Code Reading · interview question
What does a strong engineer do when reasoning through dry runs and rule narration code?
Multiple choiceHardchapter-2-curatedpremiumcode-readingdry-runs-and-rule-narration
def preview_shipping(subtotal: float) -> str:
if subtotal >= 100:
return "free shipping"
return "standard shipping"Answer and explanation
Correct answer
B. Narrate the data shape, the state changes, and the exact rule order step by step.
Why
Interviewers often use simple code to test whether you can reason through execution without bluffing.
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