Java Interview Questions · interview question
Which statement about CopyOnWriteArrayList is the strongest interview answer?
Multiple choiceEasyjava-interview-2026interviewjavastatement
Answer and explanation
Correct answer
A. CopyOnWriteArrayList makes a fresh backing array on writes so readers can iterate safely without explicit synchronization.
Why
CopyOnWriteArrayList makes a fresh backing array on writes so readers can iterate safely without explicit synchronization. This is the base concept interviewers commonly test first.
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