Collections · interview question
You are tasked with designing a cache system in Java where both insertion order and fast access are crucial. Which collection would you use?
Multiple choiceHardchapter-4-curatedpremiumcollectionschoosing-the-right-collection
Answer and explanation
Correct answer
D. LinkedHashMap
Why
LinkedHashMap maintains insertion order and provides constant-time performance for basic operations like get and put, making it ideal for cache systems where order and access speed are important.
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