⭐ Interview Experience – On-Campus Hiring (GENC) Interview Date: 23rd October 2025 Round Type: Final Technical + HR Interview (after clearing Aptitude, Communication, and Technical Assessments) Mode: On-Campus(virtual) Interview Overview After clearing three initial rounds — aptitude, communication, and an online Java technical test — I was shortlisted for the final interview round. The interview lasted around 25–30 minutes and covered Core Java, SQL, Web Technologies, and HR questions. The interviewer was polite and focused mainly on my understanding of fundamentals and problem-solving approach. Questions Asked Core Java Concepts: 1. Self-introduction 2. Explain method overloading and method overriding 3. A situational question on method overriding (real-world example scenario) 4. How do you create a String in Java? 5. Difference between ‘==’ operator and `.equals()` method 6. Difference between Array List and LinkedList 7. What is Garbage Collection in Java? 8. How do you achieve multithreading? 9. Explain Exception Handling and types of exceptions 10. What is the use of the finalize keyword? 11. Difference between Linear Search and Binary Search 12. Write a program to reverse a string without using inbuilt functions. SQL & Database Concepts: 13. Difference between DROP and TRUNCATE 14. What are Aggregate Functions? (e.g., COUNT, MAX, AVG) 15. Write an SQL query to find the second highest salary 16. Explain ACID properties of a transaction 17. How do you optimize SQL queries for better performance? Web Technologies: 18. What are Semantic Tags in HTML? 19. How do you validate an email in JavaScript? HR / Behavioral: 20. Are you willing to relocate? 21. Are you comfortable with rotational shifts and working in any domain?