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Which of these methods is used to notify observer the change in observed object?

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Which of these methods is used to notify observer the change in observed object? (a) update() (b) notify() (c) check() (d) observed() I had been asked this question in a national level competition. Query is from Observable & Timer Class in portion java.util – More Utility Classes 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 choice is (a) update() The best explanation: None.

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