Top 20 Linked List Interview Questions | Commonly Asked Linked List Interview Questions All Sets

SET 1

1. Nth node from the end of a Linked List
2. Reverse a linked list
3. Detect and Remove Loop in a Linked List
4. Intersection point of two Linked Lists.
5. Clone a linked list with next and random pointer in O(1) space

SET 2

1. Print the middle of a given linked list
2. Merge Sort for Linked Lists
3. Reverse alternate K nodes in a Singly Linked List
4. Reverse a Linked List in groups of given size
5. Given only a pointer to a node to be deleted in a singly linked list, how do you delete it?

SET 3

1. Sort a linked list of 0s, 1s and 2s by changing links
2. Swap nodes in a linked list without swapping data
3. Segregate even and odd nodes in a Linked List
4. Delete N nodes after M nodes of a linked list
5. Rearrange a Linked List in Zig-Zag fashion

SET 4

1. Check if a linked list of strings forms a palindrome
2. Flatten a multi-level linked list | Set 2 (Depth wise)
3. Remove all occurrences of duplicates from a sorted Linked List
4. Add 1 to a number represented as a linked list
5. Function to check if a singly linked list is a palindrome