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Queue : Operations are associated with it

  • Writer: Minu k
    Minu k
  • Jun 17, 2022
  • 2 min read

Operations are associated with Queue

The following are the main queue operations:






Enqueue: It adds a new element to the queue's end. When a queue reaches its maximum capacity, it is said to be overflowing.


Dequeue: The Python module "collections" implements the Deque (Double Ended Queue). When we need faster append and pop operations from both ends of the container, deque is chosen over a list because deque has an O(1) time complexity for append and pop operations, whereas list has an O(n) time complexity.



Advantages


It is simple to implement since it adheres to the FIFO principle.


It's simple to add or remove things from the queue.



At the conclusion, you can add the new element.


Disadvantages


Getting rid of the elements in the middle is difficult.


It's difficult to build and keep up with.


When compared to linear data structures, it is a non-linear data structure that consumes a lot of memory.




Applications


When we want to organize a bunch of objects in a specific order, we utilise the queue data structure. The resources cannot be used by the second person or thing until the first person or thing releases them.




It uses a single shared resource to fulfil the request. For instance, a printer, a computer processor, and so on.


When we apply it to a real-world scenario, the call centre is one of the most effective examples of a queue.



If an issue arises, it will be resolved in FIFO order, which means that the issue that arises first will be resolved first.


Learn more about python queue implementation here .


Conclusion


Here we discussed ,you get to know about operations of queue in python ,advantages , disadvantages and applications of queue python.


In Python, a queue can be implemented using a list data structure, the Collection module's dequeue class, the Queue module, and by implementing our class.

 
 
 

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