Collections · interview question
Which of the following is a feature of using ArrayDeque over LinkedList for queue operations?
Multiple choiceEasychapter-4-curatedpremiumcollectionsqueue-and-deque-basics
Answer and explanation
Correct answer
C. ArrayDeque has no memory overhead for node pointers.
Why
ArrayDeque uses a contiguous block of memory, providing better cache locality and no overhead for node pointers, unlike LinkedList, which requires additional memory for each node's pointers.
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