Java Interview Questions · interview question
In Java, which comparison about HashSet vs TreeSet is accurate?
Multiple choiceEasyjava-interview-2026interviewjavacomparison
Answer and explanation
Correct answer
B. TreeSet relies on natural ordering or a Comparator, while HashSet relies on equals and hashCode.
Why
TreeSet relies on natural ordering or a Comparator, while HashSet relies on equals and hashCode. This is the comparison that usually separates memorization from understanding.
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