EPAM Systems Junior Developer interview questions

Introduction Project On RAG and Tell how do you use RAG there. Tell me Your Debugging Experiences and What challenges did you face there? What kind of API's Did you use and What Framework did you use to build that? What Topics Did You Learned in Java? I mentioned Streams Binary Tree vs Binary Search Tree. Explain Quick Sort to a Non Tech Person. Why do we use Sorted Array For Binary Search. Final vs Finalise Abstact class vs Interface Array vs ArrayList Graph vs Tree Traversal Techniques -- Explain Inorder,PostOrder,PreOrder BFS vs DFS HashSet Vs TreeSet Coding 1. String Paranthesis 2. BFS => Trees

Interview process has 4 important rounds 1. Online Test 2. Group discussion 3. Technical Interview 4. Managerial/HR Interview Addition to this I had a round called Pen- Paper coding test (medium level codes) Every round is an elimination round.