Can you tell me the differences between Array and ArrayList?
How do you sort an array in descending order?
What is int data type?
How do you sort an arraylist in descending order?
Which is the parent class of hashmap class?
What is the difference between hashset and linkedhashset?
How can we delete the first node from the singly linked list?
How to traverse data in a linked list in forward and backward direction, write the algorithm?
Define forest?
What is sorting in data structure?
How does quicksort partition work?
What are the difference between arraylist and linkedlist from the perspective of sorting?
Differentiate between priorityqueue and treeset.