10 Questions
What is the purpose of the clear() method in the queue?
To remove all elements from the queue
What is the condition to check if the queue is full?
first == 0 && last == size - 1 || first == last + 1
What is the purpose of the dequeue() method?
To retrieve and remove the first element from the queue
In the LinkedList implementation, what is the method used to add an element to the queue?
add
What is the purpose of the firstEl() method?
To retrieve the first element from the queue without removing it
What is the purpose of the isEmpty() method?
To check if the queue is empty
What is the purpose of the isFull() method?
To check if the queue is full
In the Array implementation, what is the condition to check if the queue is empty?
first == -1
What is the purpose of the enqueue() method?
To add an element to the end of the queue
In the LinkedList implementation, what is the method used to remove the first element from the queue?
removeFirst
Learn about the Iterator interface in Java, its methods, and how to use it to iterate through collections.
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