How do you initialize an arraylist?
What are the advantages of linked list over an array?
What is stack in data structure with the example?
How can we delete the first node from the singly linked list?
What is time complexity of sorting algorithms?
What happens if we put a key object in a hashmap which exists?
Write a program for reversing the Single Linked List?
Why do we need to recycle?
Is bubble sort slow?
List some applications of queue data structure.
Can hashmap store null values?
What is significance of ” * ” ?
What are basic algorithms?