A PriorityQueue is used when the objects are supposed to be processed based on the priority. It is known that a Queue follows the First-In-First-Out algorithm, but sometimes the elements of the queue are needed to be processed according to the priority, that’s when the PriorityQueue comes into play. The PriorityQueue is based on the …
Difference between LinkedList and ArrayList in Java
ArrayList and LinkedList both implement the List interface and maintain insertion order. Both are non-synchronized classes. However, there are many differences between the ArrayList and LinkedList classes that are given below.