The basic JavaScript coding interview questions are: 1. Write a JavaScript function to calculate the sum of two numbers.When managers ask this question, they are looking for the candidate’s basic understanding of JavaScript. They assess their understanding of basic syntax along with problem-...
Remember that a coding interview isn’t just about stating the correct outcomes. Interviewers also want to know how you solve problems and how you communicate your thought processes. And questions like these are great for that. Extra reading:Tips on How to Prepare for a Tech Assessment Test Q...
This improves modularity in the coding and enables code reuse.85. How can JavaScript codes be hidden from old browsers that do not support JavaScript?For hiding JavaScript codes from old browsers:Add “<!–” without the quotes in the code just after the tag.Add “//–>” without the qu...
back to Questions 2. What is the lexical scope?In JavaScript, lexical scope refers to the scope of a variable or a function based on its placement in the source code during the authoring phase. In other words, the visibility and accessibility of variables and functions are determined by ...
It catches common coding mistakes and “unsafe” actions. When used, it disables actions like using undeclared variables, deleting variables, and others to prevent bugs. It makes JavaScript code more secure and helps developers write cleaner code.13. What is the difference between map and foreach...
Multiple-choice questions Small scale, end to end application builds Debugging challenges Algorithmic quizzes Real world sample problems Why are they used Online coding challenges have become increasingly popular over the years, with more and more employers leaning on them to aid their hiring decisions...
is one of the most common questions asked by people learning web development, and for good reason. Coding your own JavaScript quiz game is a fantastic learning exercise. It teaches you how to deal with events, manipulate the DOM, handle user input, and use local storage to track their ...
History 106 Commits async Additional test cases for async sequence Jun 30, 2016 binary-search Fix typo in the README ofbinary-searchexercise Jan 13, 2016 curry Fix typo on the curry test.js file Dec 22, 2015 debounce Change comparison type on first test ...
“We teach our learners block-based coding first because it’s first teaching the logical and problem-solving skills on how code should work,” says Kim. “And that seems to facilitate it, at least for our young learners. At Code Ninjas, the aim is to make coding as “fun as possible...
No plans to interview soon? You can also use this course to review and build your coding knowledge, brush up your skills if you’re feeling a little rusty, or even solve code problems for fun! This is your course, to use however you see fit. ...