What are the primitive data types in JavaScript? Difference between Async/Await and Generators usage to achieve the same functionality. Is JavaScript a pass-by-reference or pass-by-value language? What do you mean by JavaScript Design Patterns? Difference between prototypal and classical inheritance What is the use of promises in javascript?
In JavaScript, how many different methods can you make an object? What is the rest parameter and spread operator? Differences between declaring variables using var, let and const. What do mean by prototype design pattern? JavaScript Interview Questions for Experienced.What is the distinction between client-side and server-side JavaScript? Which method is used to retrieve a character from a certain index? What is the use of a constructor function in javascript? What is recursion in a programming language? What are the types of errors in javascript? Explain Scope and Scope Chain in javascript. What are some advantages of using External JavaScript? What is the difference between exec () and test () methods in javascript? Explain call(), apply() and, bind() methods. What do you mean by Self Invoking Functions? Explain Higher Order Functions in javascript. What do you mean by strict mode in javascript and characteristics of javascript strict-mode? What is an Immediately Invoked Function in JavaScript? Explain passed by value and passed by reference. Is javascript a statically typed or a dynamically typed language? Explain Implicit Type Coercion in javascript. Difference between var and let keyword in javascript. Difference between “ = “ and “ = “ operators. Why do we use the word “debugger” in javascript? What are the different data types present in javascript? JavaScript Interview Questions for Freshers.
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