Java Interview Questions · interview question
In Java, which comparison about Trie and Prefix Tree is accurate?
Multiple choiceEasyjava-interview-2026interviewjavacomparison
Answer and explanation
Correct answer
C. A trie can answer prefix queries more directly than a hash table, while a hash table is simpler for exact-match lookup.
Why
A trie can answer prefix queries more directly than a hash table, while a hash table is simpler for exact-match lookup. This is the comparison that usually separates memorization from understanding.
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