Question

A linkage of series of prototype objects is called as ________ (a) prototype stack (b) prototype chain (c) prototype class (d) prototypes I had been asked this question in a job interview. Origin of the question is Object Attributes and Serialization in chapter Lexical Structures 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

Right option is (b) prototype chain Easy explanation: Consider an example, Date.prototype inherits properties from Object.prototype, so a Date object created by new Date() inherits properties from both Date.prototype and Object.prototype. This linked series of prototype objects is known as prototype chain.