Computer Science · Python Programming
When implementing Python abstract base classes (ABCs) for standardizing data loaders in ETL pipelines, what does @abstractmethod enforce conceptually?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It allows concrete implementations without overrides
- 2It recurses through all superclasses
- 3It mandates subclass overrides for interface compliance✓
- 4It handles runtime polymorphism automatically
Correct answer
It mandates subclass overrides for interface compliance
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