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What should the return type of method where there is no return value?

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What should the return type of method where there is no return value? (a) Null (b) Empty collection (c) Singleton collection (d) Empty String I have been asked this question in quiz. I'm obligated to ask this question of Coding best practices topic in chapter Autoboxing & Miscellaneous of Java Select the correct answer from above options JavaScript questions and answers, JavaScript questions pdf, JavaScript question bank, JavaScript questions and answers pdf, mcq on JavaScript pdf, JavaScript questions and solutions, JavaScript mcq Test , Interview JavaScript questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)

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Right option is (b) Empty collection Explanation: Returning Empty collection is a good practice. It eliminates chances of unhandled null pointer exceptions.

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