Question

The type of a variable that is volatile is _______________ (a) Volatile variable (b) Mutable variable (c) Immutable variable (d) Dynamic variable I have been asked this question in a job interview. The doubt is from Types, Values and Variables in section 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

The correct option is (b) Mutable variable To explain: The variables whose values can be changed are called mutable variable types. In JavaScript, only objects and arrays are mutable, not primitive values.