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Control Flow · interview question

Which naming or modeling choice is strongest for guard clauses?

Multiple choiceMediumchapter-2-curatedpremiumcontrol-flowguard-clauses
python
def validate_line(sku: str, quantity: int) -> None:
    if not sku:
        raise ValueError("sku is required")
    if quantity <= 0:
        raise ValueError("quantity must be positive")
Choose one answer
Answer and explanation

Correct answer

B. Use names and structures that describe the business fact directly instead of temporary implementation noise.

Why

Clear naming and modeling shorten debugging, review, and onboarding time.

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