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Frequently Asked Questions

What are the different types of linked list?

There are two types of linked list: 1 Single-Linked List: In this, the nodes point to the node immediately after it 2 Doubly Linked List: In this, the nodes not only reference the node next to it but also the node before it. More ...

How to implement a linked list in Python?

The following methods can be used to implement a linked list in Python since it does not have an inbuilt library for it: Method 1: Using deque () package. This is an inbuilt class in Python, obviously used for dequeue but can be implemented in such a way that it works like a linked list under certain conditions.

What is the head of a linked list called?

Representation: A linked list is represented by a pointer to the first node of the linked list. The first node is called the head. If the linked list is empty, then the value of the head is NULL.

How are elements in a linked list linked using pointers?

The elements in a linked list are linked using pointers as shown in the below image: In simple words, a linked list consists of nodes where each node contains a data field and a reference(link) to the next node in the list. Topics : Singly Linked List. Circular Linked List.

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