JavaScript Interview Questions for Freshers 1. What are the different data types present in javascript? To know the type of a JavaScript variable, we can use the typeof operator. 1. Primitive types String - It represents a series of characters and is written with quotes. A string can be ...
<!-- location. href="https://www.guru99.com/javascript-interview-questions-answers.html"; //--> 34. What is the data type of variables in JavaScript?All variables in JavaScript are object data types.35. What is the difference between an alert box and a confirmation box?An alert box ...
You can revise all the concepts in this set of top JavaScript interview questions and answers, from basic to advanced questions. Dive into the arena of learning with us through these JavaScript questions. Throughout this blog, we embark on a quest to discover the most common interview inquiries...
But the wide range of questions that are asked in a Javascript interview makes it hard for you to crack them. So, how should one prepare for an interview? EduThrillhas got you covered! We curate updated interview questions on a gamified platform to help you Learn, Analyse, and Test your ...
You might also like:Programming Problem-Solving Interview Questions You Should Ask Question 5: Can you fix the code? Here, recruiters present you with JavaScript code with one or more errors that you need to find and fix. Often these are follow-up questions to “What will be the output of...
This is one of the basic JavaScript interview questions for freshers. Writing a hello world program in JS has three different ways, as discussed here: a) console.log() // write hello world program in JS console.log('Hello World'); ...
Common JavaScript coding interview questions Some of the common JavaScript coding interview questions typically cover these topics: checking for palindrome, finding missing/largest numbers, object manipulation, removing duplicates, merging, etc.1. Write a function to check if a given string is a palin...
JavaScript Interview Algorithm Questions JavaScript的严格模式和正常模式 "use strict"; 顾名思义也就是 JavaScript 会在所谓严格模式下执行,其一个主要的优势在于能够强制开发者避免使用未声明的变量。对于老版本的浏览器或者执行引擎则会自动忽略该指令。 在正常模式中,如果一个变量没有声明就赋值,默认是全局变量。
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JavaScript Interview Questions and Answers By: Rajesh P.S.JavaScript Interview Questions and Answers aim to enhance comprehension of fundamental concepts, programming functionality, JavaScript data structures, and advanced JavaScript concepts. They serve as a valuable resource for both beginners and ...