What is the time complexity of deleting an element from a queue implemented usin

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Question: What is the time complexity of deleting an element from a queue implemented using a linked list?

Options:

Correct Answer: O(1)

Solution:

Deleting an element from the front of a queue implemented with a linked list is done in constant time, O(1).

What is the time complexity of deleting an element from a queue implemented using a linked list?

What is the time complexity of deleting an element from a queue implemented using a linked list?

Step 1: Understand what a queue is. A queue is a data structure that follows the First In First Out (FIFO) principle.
Step 2: Know that a queue can be implemented using a linked list. In a linked list, each element (node) points to the next one.
Step 3: Identify where the deletion happens. In a queue, we usually delete the element from the front.
Step 4: Recognize that deleting the front element of a linked list involves changing the head pointer to the next node.
Step 5: Realize that this operation (changing the head pointer) takes a constant amount of time, regardless of the number of elements in the queue.
Step 6: Conclude that the time complexity for deleting an element from the front of a queue implemented with a linked list is O(1).

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