Because of this property, it may not obey the First In First Out property. As the name suggests double ended, it means that an element can be inserted or removed from both ends of the queue, unlike the other queues in which it can be done only from one end. Dequeue : Dequeue is also known as Double Ended Queue.In pre-define priority queue, C++ gives priority to highest value whereas Java gives priority to lowest value. The priority can also be such that the element with the lowest value gets the highest priority so in turn it creates a queue with increasing order of values. The priority can be something where the element with the highest value has the priority so it creates a queue with decreasing order of values. Its specialty is that it arranges the elements in a queue based on some priority. Priority Queue : This queue is a special type of queue.if no element is present at a certain position in the queue, then an element can be easily added at that position using modulo capacity( %n). This is because if there is an empty space i.e. Its advantage is that the memory is utilized in a better way. ![]() The working of a circular queue is similar to the linear queue except for the fact that the last element is connected to the first element.
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