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Python: In Python, which comparison about Dunder Methods and Data Model Protocols is accurate?

Difficulty:

Easy

Questions:

1

Time Limit:

2 minutes

Passing Score:

100%

Question

In Python, which comparison about Dunder Methods and Data Model Protocols is accurate?

  1. There is no practical difference in behavior, performance, or maintainability when Dunder Methods and Data Model Protocols is involved.
  2. The oldest option related to Dunder Methods and Data Model Protocols is always the right production choice regardless of workload or context.
  3. Implementing the right protocol makes objects feel natural to use, while implementing too many without a reason makes behavior harder to predict.
  4. Differences around Dunder Methods and Data Model Protocols are mostly cosmetic, so correctness and debugging quality do not really change.

Hint

Focus on the behavior or tradeoff, not just the keyword.

Answer and rationale

Correct answer: C. Implementing the right protocol makes objects feel natural to use, while implementing too many without a reason makes behavior harder to predict.

Implementing the right protocol makes objects feel natural to use, while implementing too many without a reason makes behavior harder to predict. This is the comparison that usually separates memorization from understanding.

Track: Python