How do you represent a linked list?
Whether Linked List is linear or Non-linear data structure?
Why do we use data structures?
What is the Role of push() and pop() method?
Differentiate between singly and doubly linked lists?
Define graph traversals?
Write an algorithm that counts number of nodes in the circular linked list
What is difference between tree and binary tree?
Can hashmap have duplicate keys?
What do you mean by garbage collection?
Is bubble sort faster than selection sort?
What is data structure and why it is important?
What can be stored in an arraylist?