round1- DS ALGO Q1. common Elements between two arrays Q2- Detect loop in LinkedList, length of the loop and remove loop in LL round2- 1. explain your project and brief discussion on the project 2. why you are using this particular database in your project eg, why using mysql database? 3. discussion on immutablity in java, how to make class immutable. 4. Questions on multithreading, concurrency in java