The ref serves a different purpose, it provides us quick and simple access to the DOM Element represented by a React Element.Refs can be either a string or a function. Using a string will tell React to automatically store the DOM Element as this.refs[refValue]. For example:class ...
Explanation:This question assesses the candidate’s understanding of modern React.js development practices, as Hooks have become the standard for state management and side effects. 1.1: Share an example of a real-world project where you significantly benefited from using React Hooks, and how did...
Question React 16.8 introduces the concept of higher-order components.A higher-order component is a function that takes a component and returns a new component. A higher-order component (HOC) is the advanced technique in React.js for reusing a component logic.Higher-Order Components ... ...
When preparing for a specific technology—whether it’s JavaScript, Python, Java, React, Node.js, or Cloud Computing—mock interviews give you the opportunity to simulate the actual interview environment. Design Instruments for Communication
Enigma is a JavaScript quiz app featuring the most common interview questions. Here, you’ll find tricky parts of JavaScript language and the key concepts essential for React and React Native developers. Whether you are an experienced developer or a beginner, you'll find questions and explanations...
This feature has become fundamental to modern JavaScript development, particularly in React and Node.js applications. Object Destructuring Let's explore how object destructuring makes our code more readable and maintainable: const user = { name: 'John', age: 30, address: { street: '123 Main...
for (let i = 2; i <= Math.sqrt(num); i++) { if (num % i === 0) return false; } return true; } Sample Answer 8. Write a JavaScript program to find the largest element in a nested array. When asking this question, interviewers are looking for the candidate’s ability...
Follow us React JS Interview Questions JavaScript Interview Questions Google Interview Questions PHP Interview Questions HTML Interview Questions Python Interview Questions
Language Used: Flutter uses Dart as its programming language. Dart is object-oriented and strongly typed. ReactJS uses JavaScript, a widely-adopted language that has been in use for web development for decades. UI Components: Flutter provides a rich set of highly customizable widgets to create ...
ReactJS 19 Training Recordings Interview Questions & Answers Series for C# .NET Fresher & Experienced Azure DevOps Tutorial for Beginners & Professionals Power BI Step by Step Tutorial for Beginners and Experienced Microservices Architecture Training Recordings C# Step by Step & QnA Series ( Freshers ...