Python Interview Questions · interview question
Which statement about Abstract Base Classes vs Protocols is the strongest interview answer?
Multiple choiceEasypython-interview-2026interviewpythonstatement
Answer and explanation
Correct answer
B. Abstract base classes model explicit inheritance contracts, while protocols model behavior-based compatibility through structural typing.
Why
Abstract base classes model explicit inheritance contracts, while protocols model behavior-based compatibility through structural typing. This is the base concept interviewers commonly test first.
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