Question

How to associate an object to a key on a node? (a) getUserData() (b) cloneNode() (c) setUserData(key,data,handler) (d) clonedata() This question was addressed to me in an interview for job. I need to ask this question from Node Operations in JavaScript topic in section Document Object Model and Event Handling in Javascript of JavaScript 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)

Answer 1

The correct answer is (c) setUserData(key,data,handler) Best explanation: The Node.setUserData() method allows a user to attach (or remove) data to an element, without needing to modify the DOM. This method is used to associate an object to a key on a node.