IBM

Core Java & OOP What are the four pillars of Object-Oriented Programming? Can you explain each with examples? Difference between an abstract class and an interface? When do you use which one? What is polymorphism? Explain compile-time vs run-time

First, the company shortlists candidates based on their resume. Then, you give an online assessment. After that, you face 1–2 technical interviews to check coding, Java, OOPS, DBMS, and projects. Finally, an HR interview is conducted to check communi

Consisted of an OA, followed by two rounds of interviews: one technical and one HR. In the first round, two DSA questions were asked, followed by projects and CS fundamentals. It was an on-campus process.