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What is the default clone of HashSet?

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What is the default clone of HashSet? (a) Deep clone (b) Shallow clone (c) Plain clone (d) Hollow clone I have been asked this question in an international level competition. The question is from Data Structures-Set topic in division java.util – The Collections Framework of Java Select the correct answer from above options Java questions and answers, Java questions pdf, Java question bank, Java questions and answers pdf, mcq on Java pdf, Java questions and solutions, Java mcq Test , Interview Java questions, Java Questions for Interview, Java MCQ (Multiple Choice Questions),Core Java Questions, Core Java MCQ,core java interview questions for experiencedcore java interview questions for 3 years experience,java programming questions,core java interview questions for freshers,java interview questions and answers for freshers, java programming questions and answers pdf, java interview questions for beginners

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The correct option is (b) Shallow clone Explanation: Default clone() method uses shallow copy. The internal elements are not cloned. A shallow copy only copies the reference object.

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