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Python: Which statement about Decorators is the strongest interview answer?

Difficulty:

Easy

Questions:

1

Time Limit:

2 minutes

Passing Score:

100%

Question

Which statement about Decorators is the strongest interview answer?

  1. A decorator wraps or replaces a callable so cross-cutting behavior can be applied without rewriting every call site.
  2. Decorators is mostly a naming style choice and has little effect on runtime behavior or design tradeoffs.
  3. Decorators exists mainly to reduce the number of files in a Python project.
  4. Decorators matters only for frontend scripting and not for backend or automation code.

Hint

Start with the core rule behind Decorators.

Answer and rationale

Correct answer: A. A decorator wraps or replaces a callable so cross-cutting behavior can be applied without rewriting every call site.

A decorator wraps or replaces a callable so cross-cutting behavior can be applied without rewriting every call site. This is the base concept interviewers commonly test first.

Track: Python