A

Admin • 828.43K Points
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Q. Which method will return null when called on an empty Deque?

  • (A) pop()
  • (B) removeFirst()
  • (C) peekFirst()
  • (D) getFirst()
  • Correct Answer - Option(C)
  • Views: 20
  • Filed under category Java
  • Hashtags: Java Deque
Explanation by: Admin
`peekFirst()` returns null if the deque is empty.

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