Watch This Before Your Next Interview (Real Mock) | DSA & MERN Interview Questions - 1st Round

Get 1:1 Mock Interviews, Resume Review, Career Guidance and many more useful services from MAANG Professionals only with GfG Connect- Book your Session with an Expert Today: https://gfgcdn.com/tu/W7z/ Most freshers walk into interviews thinking it’s about knowing everything—but in reality, it’s about how clearly you present what you already know. In this video, watch a real mock interview on GfG Connect, where a fresh graduate goes through the complete experience—from answering technical questions to managing communication and confidence under pressure. It’s unscripted, imperfect, and real, showing exactly where candidates hesitate, how answers can be improved, and what actually makes an interviewer rate someone as “good.” ⏱️ Timestamps: 00:00 Intro 00:27 Tell Me About Yourself 01:26 Rate yourself in DSA 02:24 What approaches are used while solving DSA questions? 02:51 Explain the Sliding Window approach 03:23 What is Hashing? 03:44 What are Middleware in JavaScript? 04:12 What is the Event Loop in JavaScript? 04:33 Is JavaScript single-threaded or multi-threaded? 05:45 What are Props in React? 06:06 Difference between Authentication and Authorization 06:51 What are HTTP methods? 07:11 What is Client-Server Architecture? 07:53 Difference between var, let, and const 08:33 Feedback By the end, the interviewer shares honest, actionable feedback on structuring answers, improving clarity, and building on strengths while fixing mistakes. If you’re preparing for placements or switching jobs, this video will help you understand what interviewers truly look for, how small mistakes impact outcomes, and how to improve with clarity instead of guesswork. Get all important links here: 🔗 Explore the most recommended and trusted coding courses. Now in all Online, LIVE & Offline learning mode : https://geeksforgeeks.org/courses/ Get 1:1 Mock Interviews, Resume Review, Career Guidance and many more useful services from MAANG Professionals only with GfG Connect- B