A

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Q. Which method removes the element at the front without throwing exception?

  • (A) pollFirst()
  • (B) removeFirst()
  • (C) pop()
  • (D) getFirst()
  • Correct Answer - Option(A)
  • Views: 16
  • Filed under category Java
  • Hashtags: Java Deque
Explanation by: Admin
`pollFirst()` removes and returns head or returns null if deque is empty.

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