Which interface does java.util.Hashtable implement?

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Which interface does java.util.Hashtable implement? Answer: Java.util.Map

Hash table based implementation of the Map interface.

Question context

This question is part of ☕ Java Programming within the broader 💻 Programming subject and appears in the DemoPaper-Pakistan preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.