Tata Consultancy Services Interview Question

🔹 Technical Questions: What is OOPS? Explain its four pillars. What is the difference between abstract class and interface? Explain normalization in DBMS. What is the difference between DELETE, TRUNCATE, and DROP? What are joins in SQL? Explain different types of joins. What is multithreading? Explain your final year project in detail. Write a program to reverse a string or check if a number is a palindrome. 🔹 HR Questions: Tell me about yourself. Why do you want to join TCS? What are your strengths and weaknesses? Are you willing to relocate? Where do you see yourself in five years? Why should we hire you?