A

Admin • 830.13K Points
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Q. Which Map implementation does NOT allow null keys or values?

  • (A) HashMap
  • (B) LinkedHashMap
  • (C) Hashtable
  • (D) TreeMap
  • Correct Answer - Option(C)
  • Views: 11
  • Filed under category Java
  • Hashtags: Java Map
Explanation by: Admin
Hashtable does not allow null keys or values.

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