L1 round : 1. guess the output of a code snippet 2. find first non-repeating character from an input string (how many different ways you can solve it?) 3. Design an online food delivery system 4. Create a book class and ensure no duplicate books are added to a collection. The uniqueness of a book is determined by its title and its author. L2 round: 1. Two coding questions related to array and hashmaps. 2. Another follow up question on the same problem but was asked to solve using java 8 stream api. 3. Core java 4. scenario based 5. basics of springboot