Python Interview Questions · interview question

Which practice avoids a common mistake with Lists as Dynamic Arrays?

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Silence the Lists as Dynamic Arrays problem by using broad catches, hidden globals, or extra shared mutable state.Do not use a list as a front-heavy queue because repeated inserts or pops at the front shift many elements.Ignore the Lists as Dynamic Arrays issue and rely on team discipline instead of clearer APIs or invariants.Prefer the version of Lists as Dynamic Arrays that makes behavior less predictable as long as the code still runs.

Answer and explanation

Correct answer

B. Do not use a list as a front-heavy queue because repeated inserts or pops at the front shift many elements.

Why

Do not use a list as a front-heavy queue because repeated inserts or pops at the front shift many elements. This is a common failure mode in real Python code and a frequent interview follow-up.

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Which practice avoids a common mistake with Lists as Dynamic Arrays?

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