What is a dictionary in Python best suited for?

Easypythondictionaries

Looking up values by a meaningful key rather than a numeric positionCorrect answer
Storing only a single value with no structure
Guaranteeing duplicate keys are allowed
Performing mathematical calculations directly

Show answer & explanation

Correct answer: A. Looking up values by a meaningful key rather than a numeric position

Explanation

Dictionaries provide fast lookup of values by a meaningful key, unlike lists which are accessed by numeric position.

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Easypythondictionaries

Looking up values by a meaningful key rather than a numeric positionCorrect answer
Storing only a single value with no structure
Guaranteeing duplicate keys are allowed
Performing mathematical calculations directly

Show answer & explanation

Correct answer: A. Looking up values by a meaningful key rather than a numeric position

Explanation

Dictionaries provide fast lookup of values by a meaningful key, unlike lists which are accessed by numeric position.

Practise 3 questions on this topic

Take Python Data Structures — Timed Test (3 questions) — scored instantly, explanation for every question, no login.

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