week 7

• Queue follows the First In First Out (FIFO) rule - the item that goes in first is the item that comes out first.
• Enqueue - putting items in the queue
• Dequeue - removing items from the queue
• Enqueu - add an element to the end of the queue
• Dequeue - remove an element from the front of the queue
• IsEmpty - check if the queue is empty
• IsFull - check if the queue is full
• Peek - get the value of the front of the queue without removing it
• Priority Queue For letters: Alphabetical order
• adding elemets:

  1. add()
  2. offer()
• removing elements-

  1. remove()
  2. poll()
• acessing Elements -

  1. element()
  2. peek()