AP Computer Science a Flashcards: Wrapper Classes

Study Wrapper Classes in AP Computer Science a with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What is the wrapper class for the primitive type boolean?

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ANSWER

Boolean. Direct correspondence between boolean primitive and Boolean wrapper.

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What this deck covers

This deck focuses on Wrapper Classes, giving you a quick way to review the definitions, rules, and examples that matter most for AP Computer Science a.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 15Practice questions for this set

Based on the example code, collections require objects, so Integer wraps primitive scores: ```java ArrayList scores = new ArrayList<>(); Integer bonus = 4; scores.add(bonus);

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