Top JavaScript Interview Questions with Answers Top JavaScript Interview Questions with Answers Author: Vishal Thakur Published: August 2021 JavaScript is a powerful and widely-used client-side scripting language. It is essential for web developers to have a strong understanding of JavaScript concepts to excel in interviews. Below are some of the most frequently asked JavaScript interview questions with detailed answers. 1. What is a Higher-Order Function in JavaScript? Answer: A higher-order function is a function that can accept another function as an argument or return a function as a return value. It is similar to delegates in .NET. const varfirstOrderFunction = () => console.log('HI!! this is first order'); const varHigherOrderFunction = ReturnFirstOrderFunction => ReturnFirstOrderFunction(); ...
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