Debugging · interview question
What does a strong engineer do when reasoning through tracebacks and root cause code?
Multiple choiceMediumchapter-5-curatedpremiumdebuggingtracebacks-and-root-cause
def line_total(price: float, quantity: int) -> float:
return price * quantity
print(line_total("9.99", 3))Answer and explanation
Correct answer
D. 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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