A

Admin • 828.70K Points
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Q. Which method removes and returns the first element in Deque?

  • (A) pollLast()
  • (B) pollFirst()
  • (C) peekFirst()
  • (D) pop()
  • Correct Answer - Option(B)
  • Views: 15
  • Filed under category Java
  • Hashtags: Java Deque
Explanation by: Admin
pollFirst() removes and returns the first element or returns null if empty.

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