A

Admin • 828.03K Points
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Q. Which of the following can be used as both stack and queue?

  • (A) ArrayList
  • (B) Deque
  • (C) PriorityQueue
  • (D) Set
  • Correct Answer - Option(B)
  • Views: 13
  • Filed under category Java
  • Hashtags: Java Queue
Explanation by: Admin
`Deque` can behave as both a queue (FIFO) and a stack (LIFO).

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