Linked list interview questions and sample code in Java - Data structure and algorithm

1. Singly Linked list fundamentals and associated operations (Create, Insert, Delete, Iterate)
2. Display linked list in reverse order in Java
3. Find length of Linked list - Recursive and iterative approach
4. Reverse a singly linked list in Java - Recursive and Iterative approach
5. How to detect cycle in linked list in java - Floyd cycle detection algorithm
6. How to find beginning of the cycle in linked list in Java - Floyd cycle detection algorithm
7. Find length of cycle in linked list in Java - Floyd cycle detection algorithm
8. Find common node of two linked list - intersecting node of two singly linked list
9. Find middle node of a linked list
10. How to merge two sorted linked list in third linked list - Iterative and recursive approach
11. Find sum of two numbers stored in linked list and store result in another linked list
12. Reverse a linked list in pairs (alternate pairs of nodes) - Recursive and Iterative
13. Reverse a Linked List in block of size N in Java - Iterative and Recursive implementation