(Will update further rounds)
First Round :

Rearrange Linked LIst .

given a pivot (3) in a linked List
4->5->1->3->2

For Pivot Node of value(3) place all Nodes less than pivot to the left of it , and all nodes greater to the right of Pivot.
Maintain the order of values as given in Linked List.

Convert to a Linked List Like ... 1->2->3->4->5

Other questions.

1. Oops concepts.
2. Static ,method overloading, overiding, compile time and runtime .
3. SpringBoot questions