A

Admin • 828.03K Points
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Q. Which Java class is best for LIFO and FIFO both using same interface?

  • (A) LinkedList
  • (B) ArrayDeque
  • (C) HashSet
  • (D) PriorityQueue
Explanation by: Admin
`ArrayDeque` can be used as both a stack and a queue (LIFO & FIFO).

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