Java Interview Questions · interview question
In Java, which comparison about LRU Cache with LinkedHashMap is accurate?
Multiple choiceEasyjava-interview-2026interviewjavacomparison
Answer and explanation
Correct answer
A. A plain HashMap cannot track recency by itself, while LinkedHashMap can maintain recency order alongside lookup.
Why
A plain HashMap cannot track recency by itself, while LinkedHashMap can maintain recency order alongside lookup. This is the comparison that usually separates memorization from understanding.
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