How to prepare for a JavaScript Interview

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Full Stack Web Developer (MERN) | Marketing & PR Specialist | Creative Enthusiast | National-level Martial Artist (Karate)

Preparing for Your JavaScript Interview: Keep in Mind These Essential Concepts and Techniques.🏷️ 1. What are the differences between ES5 and ES6 in JavaScript? 2. How do "var", "let", and "const" differ from each other in JavaScript? 3. What is the "Window Object" in JavaScript? 4. Can you explain the "Browser Context API" in JavaScript? 5. How are the "stack" and "heap" used in JavaScript? 6. What is an "Execution Context" in JavaScript? 7. What is a "Lexical Environment" in JavaScript? 8. How can you copy "Reference Values" such as arrays and objects in JavaScript? 9. What are "Truthy" and "Falsy" values in JavaScript? 10. What are the differences between "forEach" and "for...in" loops in JavaScript? 11. What are "Callback Functions" in JavaScript? 12. Can you explain the concept of "First Class Functions" in JavaScript? 13. How are arrays implemented in JavaScript behind the scenes? 14. How can you delete objects and their properties in JavaScript? credit : Sheryians Coding School follow me Neeraj Soni for more information. #JavaScriptInterviewPrep #javascript #EssentialJavaScriptConcepts #JavaScriptTechniques #InterviewTips #CodingInterview #TechInterview #WebDevelopment #Programming #JavaScriptTips #InterviewPreparation

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Dhruvi Khandelwal

GSSOC’25 | 122K+ on Instagram | 4K+ YouTube | McKinsey Forward Alum | Campus Ambassador @IIT Bombay @Unstop | Branding Strategist @LinkedIn | Public Speaker | Helping CEOs & Coaches | YouTuber | Open for SDE Roles

1y

Preparing for interviews by keeping these concepts in the mind would be really helpful 😊 Saved the post for later ✅ Keep learning Neeraj Soni

Raj Sharma

Full Stack Developer at Cirrus| Pursuing MCA in MET ICS| Python| SvelteKit| Redis| FastAPI| MongoDB| TailwindCSS| MERN Stack| Selenium| DSA| Learner

1y

Also What is Hosting? Can you explain scope chaining in JavaScript? Does JavaScript is a Statically typed or Dynamically typed language? Can you explain implicit and explicit type coercion in JavaScript? What are Closures? Can you explain types of functions in JavaScript? Difference between DOM and BOM? These are also important interview questions of JavaScript

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