Top 10 JavaScript Interview Questions 2024

1. Explain event bubbling and event capturing in JavaScript. How can you prevent it? Response: Event bubbling and event capturing are two phases of event propagation in the HTML DOM API. Event bubbling occurs when an event triggered on an element propagates up to its ancestors, whereas event capturing occurs when an event propagates down … Read more

Top 24 JavaScript Interview Questions Tips for 2024

Question: What is the Document Object Model (DOM) in HTML?Answer: The DOM is a programming interface for HTML and XML documents. It represents the page so that programs can change the document structure, style, and content. Question: How do you optimize website performance?Answer: Optimize images, minimize CSS and JavaScript, use a Content Delivery Network (CDN), … Read more

New for 2024 JavaScript Interview questions and answers CheatSheet

Question 1: What is JavaScript? Answer: JavaScript is a high-level, interpreted scripting language used to create and control dynamic website content. It is a core technology of the World Wide Web, alongside HTML and CSS. Question 2: What are JavaScript Data Types? Answer: JavaScript data types include undefined, null, boolean, string, symbol, number, and object. … Read more

20 Common Questions Google Apps Script and Responses

What is Google Apps Script? Answer: Google Apps Script is a cloud-based scripting platform that allows you to automate tasks and extend the functionality of Google Workspace applications like Sheets, Docs, and Forms. What programming language does Google Apps Script use? Answer: Google Apps Script uses JavaScript, with some additional Google-specific functions and libraries. What … Read more

Unraveling JavaScript Concepts Learn From Basics to Advanced

🚀 Unraveling JavaScript Concepts: From Basics to Advanced! 🚀 🌐 Basic JavaScript Concepts: 🤔 Five Basic Data Types in JavaScript? JavaScript boasts five fundamental data types – understand their role and significance. 🤔 == vs. === Operators: Decoding the Difference Demystify the distinctions between the equality operators == and === in JavaScript. 🤔 Ways to … Read more

25 Interview Questions JavaScript with Answers JavaScript Interview Prep: Mastering Key Concepts

Common JavaScript Interview Questions Question: What is JavaScript, and how does it differ from Java? Question: Explain the difference between let, const, and var. Question: What is the significance of closures in JavaScript? Question: How does asynchronous JavaScript work, and what is the event loop? Question: Explain the concept of hoisting. Question: What is the … Read more

top 10 interview questions for JavaScript

🔥 Mastering JavaScript: Top 10 Interview Questions and Answers! 🔥 Elevate your JavaScript interview game with these must-know questions and comprehensive answers. Whether you’re prepping for a technical interview or simply deepening your JavaScript knowledge, these insights are gold. Keep these insights close to ace those JavaScript interviews and deepen your understanding. Whether you’re diving … Read more

JavaScript Quiz Questions and Answers 2

JavaScript Quiz Questions and Answers 2 What is a closure in JavaScript and how do you create one?What is the difference between == and === in JavaScript?How do you declare a variable in JavaScript?What is the difference between null and undefined in JavaScript?How do you check if a variable is an array in JavaScript?What is … Read more