There were basic OOPS concepts related question, basic algorithms like kadane, Questions about basic data structures like linked lists, stack, queue when to use. However the manager rounds are based on schema and system design- that too not difficult.
Sigiloso
These question are very basic and you can answer them on the basis of your interview preparation, there are many articles , sites like geeksforgeeks where you can find basic questions. Make sure you are confident enough about your approach that is what matters.